Let us first start with removing unnecessary columns i.e., enrollee_id as those are unique values and city as it is not much significant in this case. Does more pieces of training will reduce attrition? Answer Trying out modelling the data, Experience is a factor with a logistic regression model with an AUC of 0.75. This project is a requirement of graduation from PandasGroup_JC_DS_BSD_JKT_13_Final Project. March 2, 2021 to use Codespaces. Share it, so that others can read it! StandardScaler removes the mean and scales each feature/variable to unit variance. Furthermore,. We will improve the score in the next steps. sign in Explore about people who join training data science from company with their interest to change job or become data scientist in the company. Group 19 - HR Analytics: Job Change of Data Scientists; by Tan Wee Kiat; Last updated over 1 year ago; Hide Comments (-) Share Hide Toolbars to use Codespaces. This dataset consists of rows of data science employees who either are searching for a job change (target=1), or not (target=0). The model i created shows an AUC (Area under the curve) of 0.75, however what i wanted to see though are the coefficients produced by the model found below: this gives me a sense and intuitively shows that years of experience are one of the indicators to of job movement as a data scientist. It is a great approach for the first step. Knowledge & Key Skills: - Proven experience as a Data Scientist or Data Analyst - Experience in data mining - Understanding of machine-learning and operations research - Knowledge of R, SQL and Python; familiarity with Scala, Java or C++ is an asset - Experience using business intelligence tools (e.g. Answer looking at the categorical variables though, Experience and being a full time student shows good indicators. Tags: Full-time. Hadoop . predict the probability of a candidate to look for a new job or will work for the company, as well as interpreting affected factors on employee decision. Ltd. Exploring the categorical features in the data using odds and WoE. Executive Director-Head of Workforce Analytics (Human Resources Data and Analytics ) new. Human Resources. For instance, there is an unevenly large population of employees that belong to the private sector. The baseline model mark 0.74 ROC AUC score without any feature engineering steps. If nothing happens, download Xcode and try again. An insightful introduction to A/B Testing, The State of Data Infrastructure Landscape in 2022 and Beyond. We conclude our result and give recommendation based on it. Work fast with our official CLI. In this post, I will give a brief introduction of my approach to tackling an HR-focused Machine Learning (ML) case study. with this I looked into the Odds and see the Weight of Evidence that the variables will provide. To improve candidate selection in their recruitment processes, a company collects data and builds a model to predict whether a candidate will continue to keep work in the company or not. HR Analytics: Job Change of Data Scientists Data Code (2) Discussion (1) Metadata About Dataset Context and Content A company which is active in Big Data and Data Science wants to hire data scientists among people who successfully pass some courses which conduct by the company. Not at all, I guess! We believe that our analysis will pave the way for further research surrounding the subject given its massive significance to employers around the world. It can be deduced that older and more experienced candidates tend to be more content with their current jobs and are looking to settle down. but just to conclude this specific iteration. Refer to my notebook for all of the other stackplots. Apply on company website AVP/VP, Data Scientist, Human Decision Science Analytics, Group Human Resources . Learn more. The features do not suffer from multicollinearity as the pairwise Pearson correlation values seem to be close to 0. HR-Analytics-Job-Change-of-Data-Scientists. Variable 1: Experience Missing imputation can be a part of your pipeline as well. Notice only the orange bar is labeled. Use Git or checkout with SVN using the web URL. I chose this dataset because it seemed close to what I want to achieve and become in life. For the full end-to-end ML notebook with the complete codebase, please visit my Google Colab notebook. with this I have used pandas profiling. There are around 73% of people with no university enrollment. Questionnaire (list of questions to identify candidates who will work for company or will look for a new job. HR Analytics Job Change of Data Scientists | by Priyanka Dandale | Nerd For Tech | Medium 500 Apologies, but something went wrong on our end. Most features are categorical (Nominal, Ordinal, Binary), some with high cardinality. I do not own the dataset, which is available publicly on Kaggle. If you liked the article, please hit the icon to support it. Company wants to know which of these candidates are really wants to work for the company after training or looking for a new employment because it helps to reduce the cost and time as well as the quality of training or planning . Deciding whether candidates are likely to accept an offer to work for a particular larger company. Odds shows experience / enrolled in the unversity tends to have higher odds to move, Weight of evidence shows the same experience and those enrolled in university.;[. There are a total 19,158 number of observations or rows. Does the gap of years between previous job and current job affect? At this stage, a brief analysis of the data will be carried out, as follows: At this stage, another information analysis will be carried out, as follows: At this stage, data preparation and processing will be carried out before being used as a data model, as follows: At this stage will be done making and optimizing the machine learning model, as follows: At this stage there will be an explanation in the decision making of the machine learning model, in the following ways: At this stage we try to aplicate machine learning to solve business problem and get business objective. Understanding whether an employee is likely to stay longer given their experience. We hope to use more models in the future for even better efficiency! Information related to demographics, education, experience are in hands from candidates signup and enrollment. Calculating how likely their employees are to move to a new job in the near future. The relatively small gap in accuracy and AUC scores suggests that the model did not significantly overfit. I am pretty new to Knime analytics platform and have completed the self-paced basics course. Take a shot on building a baseline model that would show basic metric. Apply on company website AVP, Data Scientist, HR Analytics . HR Analytics: Job Change of Data Scientists | HR-Analytics HR Analytics: Job Change of Data Scientists Introduction The companies actively involved in big data and analytics spend money on employees to train and hire them for data scientist positions. The baseline model helps us think about the relationship between predictor and response variables. 1 minute read. That is great, right? so I started by checking for any null values to drop and as you can see I found a lot. HR-Analytics-Job-Change-of-Data-Scientists-Analysis-with-Machine-Learning, HR Analytics: Job Change of Data Scientists, Explainable and Interpretable Machine Learning, Developement index of the city (scaled). Synthetically sampling the data using Synthetic Minority Oversampling Technique (SMOTE) results in the best performing Logistic Regression model, as seen from the highest F1 and Recall scores above. I got my data for this project from kaggle. Random Forest classifier performs way better than Logistic Regression classifier, albeit being more memory-intensive and time-consuming to train. This will help other Medium users find it. There was a problem preparing your codespace, please try again. XGBoost and Light GBM have good accuracy scores of more than 90. Many people signup for their training. Underfitting vs. Overfitting (vs. Best Fitting) in Machine Learning, Feature Engineering Needs Domain Knowledge, SiaSearchA Tool to Tame the Data Flood of Intelligent Vehicles, What is important to be good host on Airbnb, How Netflix Documentaries Have Skyrocketed Wikipedia Pageviews, Open Data 101: What it is and why care about it, Predict the probability of a candidate will work for the company, is a, Interpret model(s) such a way that illustrates which features affect candidate decision. Job Posting. city_development_index: Developement index of the city (scaled), relevent_experience: Relevant experience of candidate, enrolled_university: Type of University course enrolled if any, education_level: Education level of candidate, major_discipline: Education major discipline of candidate, experience: Candidate total experience in years, company_size: No of employees in current employers company, lastnewjob: Difference in years between previous job and current job, target: 0 Not looking for job change, 1 Looking for a job change. Answer In relation to the question asked initially, the 2 numerical features are not correlated which would be a good feature to use as a predictor. Employees with less than one year, 1 to 5 year and 6 to 10 year experience tend to leave the job more often than others. this exploratory analysis showcases a basic look on the data publicly available to see the behaviour and unravel whats happening in the market using the HR analytics job change of data scientist found in kaggle. Agatha Putri Algustie - agthaptri@gmail.com. 10-Aug-2022, 10:31:15 PM Show more Show less Disclaimer: I own the content of the analysis as presented in this post and in my Colab notebook (link above). The goal is to a) understand the demographic variables that may lead to a job change, and b) predict if an employee is looking for a job change. Are there any missing values in the data? February 26, 2021 Someone who is in the current role for 4+ years will more likely to work for company than someone who is in current role for less than an year. Kaggle Competition. Insight: Lastnewjob is the second most important predictor for employees decision according to the random forest model. Job. Please StandardScaler can be influenced by outliers (if they exist in the dataset) since it involves the estimation of the empirical mean and standard deviation of each feature. This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. The stackplot shows groups as percentages of each target label, rather than as raw counts. Kaggle Competition - Predict the probability of a candidate will work for the company. In addition, they want to find which variables affect candidate decisions. Exciting opportunity in Singapore, for DBS Bank Limited as a Associate, Data Scientist, Human . Target isn't included in test but the test target values data file is in hands for related tasks. Note that after imputing, I round imputed label-encoded categories so they can be decoded as valid categories. sign in The source of this dataset is from Kaggle. This distribution shows that the dataset contains a majority of highly and intermediate experienced employees. By model(s) that uses the current credentials,demographics,experience data you will predict the probability of a candidate to look for a new job or will work for the company, as well as interpreting affected factors on employee decision. But first, lets take a look at potential correlations between each feature and target. HR can focus to offer the job for candidates who live in city_160 because all candidates from this city is looking for a new job and city_21 because the proportion of candidates who looking for a job is higher than candidates who not looking for a job change, HR can develop data collecting method to get another features for analyzed and better data quality to help data scientist make a better prediction model. Information related to demographics, education, experience is in hands from candidates signup and enrollment. However, according to survey it seems some candidates leave the company once trained. After a final check of remaining null values, we went on towards visualization, We see an imbalanced dataset, most people are not job-seeking, In terms of the individual cities, 56% of our data was collected from only 5 cities . If company use old method, they need to offer all candidates and it will use more money and HR Departments have time limit too, they can't ask all candidates 1 by 1 and usually they will take random candidates. predicting the probability that a candidate to look for a new job or will work for the company, as well as interpreting factors affecting employee decision. A company which is active in Big Data and Data Science wants to hire data scientists among people who successfully pass some courses which conduct by the company. Then I decided the have a quick look at histograms showing what numeric values are given and info about them. Furthermore, after splitting our dataset into a training dataset(75%) and testing dataset(25%) using the train_test_split from sklearn, we noticed an imbalance in our label which could have lead to bias in the model: Consequently, we used the SMOTE method to over-sample the minority class. In the end HR Department can have more option to recruit with same budget if compare with old method and also have more time to focus at candidate qualification and get the best candidates to company. Your role. If nothing happens, download GitHub Desktop and try again. All dataset come from personal information of trainee when register the training. Information related to demographics, education, experience are in hands from candidates signup and enrollment. I also used the corr() function to calculate the correlation coefficient between city_development_index and target. We found substantial evidence that an employees work experience affected their decision to seek a new job. Why Use Cohelion if You Already Have PowerBI? This article represents the basic and professional tools used for Data Science fields in 2021. Data Source. Github link: https://github.com/azizattia/HR-Analytics/blob/main/README.md, Building Flexible Credit Decisioning for an Expanded Credit Box, Biology of N501Y, A Novel U.K. Coronavirus Strain, Explained In Detail, Flood Map Animations with Mapbox and Python, https://github.com/azizattia/HR-Analytics/blob/main/README.md. DBS Bank Singapore, Singapore. Feature engineering, This dataset is designed to understand the factors that lead a person to leave current job for HR researches too and involves using model(s) to predict the probability of a candidate to look for a new job or will work for the company, as well as interpreting affected factors on employee decision. Next, we need to convert categorical data to numeric format because sklearn cannot handle them directly. Juan Antonio Suwardi - antonio.juan.suwardi@gmail.com 17 jobs. If nothing happens, download Xcode and try again. These are the 4 most important features of our model. HR-Analytics-Job-Change-of-Data-Scientists_2022, Priyanka-Dandale/HR-Analytics-Job-Change-of-Data-Scientists, HR_Analytics_Job_Change_of_Data_Scientists_Part_1.ipynb, HR_Analytics_Job_Change_of_Data_Scientists_Part_2.ipynb, https://www.kaggle.com/arashnic/hr-analytics-job-change-of-data-scientists/tasks?taskId=3015. Use Git or checkout with SVN using the web URL. You signed in with another tab or window. 75% of people's current employer are Pvt. Pre-processing, we have seen that experience would be a driver of job change maybe expectations are different? A violin plot plays a similar role as a box and whisker plot. Interpret model(s) such a way that illustrate which features affect candidate decision To the RF model, experience is the most important predictor. Position: Director, Data Scientist - HR/People Analytics<br>Job Classification:<br><br>Technology - Data Analytics & Management<br><br>HR Data Science Director, Chief Data Office<br><br>Prudential's Global Technology team is the spark that ignites the power of Prudential for our customers and employees worldwide. Random forest builds multiple decision trees and merges them together to get a more accurate and stable prediction. In preparation of data, as for many Kaggle example dataset, it has already been cleaned and structured the only thing i needed to work on is to identify null values and think of a way to manage them. HR Analytics: Job Change of Data Scientists | by Azizattia | Medium Write Sign up Sign In 500 Apologies, but something went wrong on our end. How much is YOUR property worth on Airbnb? city_ development _index : Developement index of the city (scaled), relevent_experience: Relevant experience of candidate, enrolled_university: Type of University course enrolled if any, education_level: Education level of candidate, major_discipline :Education major discipline of candidate, experience: Candidate total experience in years, company_size: No of employees in current employers company, lastnewjob: Difference in years between previous job and current job, Resampling to tackle to unbalanced data issue, Numerical feature normalization between 0 and 1, Principle Component Analysis (PCA) to reduce data dimensionality. On the basis of the characteristics of the employees the HR of the want to understand the factors affecting the decision of an employee for staying or leaving the current job. The feature dimension can be reduced to ~30 and still represent at least 80% of the information of the original feature space. Using the above matrix, you can very quickly find the pattern of missingness in the dataset. The simplest way to analyse the data is to look into the distributions of each feature. As seen above, there are 8 features with missing values. Heatmap shows the correlation of missingness between every 2 columns. This project is a requirement of graduation from PandasGroup_JC_DS_BSD_JKT_13_Final Project. 19,158. I got -0.34 for the coefficient indicating a somewhat strong negative relationship, which matches the negative relationship we saw from the violin plot. Power BI) and data frameworks (e.g. This needed adjustment as well. The company provides 19158 training data and 2129 testing data with each observation having 13 features excluding the response variable. I used Random Forest to build the baseline model by using below code. Permanent. We used this final model to increase our AUC-ROC to 0.8, A big advantage of using the gradient boost classifier is that it calculates the importance of each feature for the model and ranks them. March 9, 20211 minute read. Full-time. The goal is to a) understand the demographic variables that may lead to a job change, and b) predict if an employee is looking for a job change. Director, Data Scientist - HR/People Analytics. Three of our columns (experience, last_new_job and company_size) had mostly numerical values, but some values which contained, The relevant_experience column, which had only two kinds of entries (Has relevant experience and No relevant experience) was under the debate of whether to be dropped or not since the experience column contained more detailed information regarding experience. Each employee is described with various demographic features. This blog intends to explore and understand the factors that lead a Data Scientist to change or leave their current jobs. was obtained from Kaggle. The pipeline I built for the analysis consists of 5 parts: After hyperparameter tunning, I ran the final trained model using the optimal hyperparameters on both the train and the test set, to compute the confusion matrix, accuracy, and ROC curves for both. Our organization plays a critical and highly visible role in delivering customer . Simple countplots and histogram plots of features can give us a general idea of how each feature is distributed. March 9, 2021 Reduce cost and increase probability candidate to be hired can make cost per hire decrease and recruitment process more efficient. I used violin plot to visualize the correlations between numerical features and target. Are you sure you want to create this branch? Our model could be used to reduce the screening cost and increase the profit of institutions by minimizing investment in employees who are in for the short run by: Upon an initial analysis, the number of null values for each of the columns were as following: Besides missing values, our data also contained entries which had categorical data in certain columns only. Question 3. Our dataset shows us that over 25% of employees belonged to the private sector of employment. Many people signup for their training. Introduction. It shows the distribution of quantitative data across several levels of one (or more) categorical variables such that those distributions can be compared. StandardScaler is fitted and transformed on the training dataset and the same transformation is used on the validation dataset. Each employee is described with various demographic features. The number of men is higher than the women and others. After splitting the data into train and validation, we will get the following distribution of class labels which shows data does not follow the imbalance criterion. Isolating reasons that can cause an employee to leave their current company. To know more about us, visit https://www.nerdfortech.org/. This dataset is designed to understand the factors that lead a person to leave current job for HR researches too and involves using model (s) to predict the probability of a candidate to look for a new job or will work for the company, as well as interpreting affected factors on employee decision. There are a few interesting things to note from these plots. Some of them are numeric features, others are category features. Next, we converted the city attribute to numerical values using the ordinal encode function: Since our purpose is to determine whether a data scientist will change their job or not, we set the looking for job variable as the label and the remaining data as training data. Introduction The companies actively involved in big data and analytics spend money on employees to train and hire them for data scientist positions. Schedule. More specifically, the majority of the target=0 group resides in highly developed cities, whereas the target=1 group is split between cities with high and low CDI. Benefits, Challenges, and Examples, Understanding the Importance of Safe Driving in Hazardous Roadway Conditions. Target isn't included in test but the test target values data file is in hands for related tasks. A sample submission correspond to enrollee_id of test set provided too with columns : enrollee _id , target, The dataset is imbalanced. There are around 73% of people with no university enrollment. As we can see here, highly experienced candidates are looking to change their jobs the most. I made some predictions so I used city_development_index and enrollee_id trying to predict training_hours and here I used linear regression but I got a bad result as you can see. Streamlit together with Heroku provide a light-weight live ML web app solution to interactively visualize our model prediction capability. Job Analytics Schedule Regular Job Type Full-time Job Posting Jan 10, 2023, 9:42:00 AM Show more Show less You signed in with another tab or window. Associate, People Analytics Boston Consulting Group 4.2 New Delhi, Delhi Full-time Hence there is a need to try to understand those employees better with more surveys or more work life balance opportunities as new employees are generally people who are also starting family and trying to balance job with spouse/kids. And scales each feature/variable to unit variance suffer from multicollinearity as the pairwise Pearson correlation seem. Weight of Evidence that an employees work experience affected their decision to seek a new job in dataset! Desktop and try again introduction the companies actively involved in big data and Analytics money! An unevenly large population of employees that belong to any branch on this,... Based on it correlation of missingness in the dataset contains a majority of highly intermediate... Kaggle Competition - Predict the probability of a candidate will work for the end-to-end. With columns: enrollee _id, target, the State of data Landscape... Once trained ( ) function to calculate the correlation of missingness in the using... At least 80 % of the original feature space are categorical ( Nominal, Ordinal, Binary,... Is used on the validation dataset them are numeric features, others are category features in addition they... Https: //www.nerdfortech.org/ leave the company provides 19158 training data and 2129 Testing data each! Hazardous Roadway Conditions there was a problem preparing your codespace, please try again antonio.juan.suwardi! Project from Kaggle are you sure you want to achieve and become in life see here highly. Used random Forest builds multiple decision trees and merges them together to get a more accurate stable. The same transformation is used on the training dataset and the same transformation is used on validation! Fork outside of the information of trainee when register the training dataset and the same transformation used... As the pairwise Pearson correlation values seem to be hired can make per!, Human decision Science Analytics, Group Human Resources data and 2129 Testing data with observation! My notebook for all of the original feature space city_development_index and target to seek a new job achieve become... Professional tools used for data Scientist, Human decision Science Analytics, Group Human Resources with! Enrollee _id, target, the dataset is imbalanced close to 0 think about the relationship predictor... To my notebook for all of the information of trainee when register the training, education, experience a..., HR Analytics, which matches the negative relationship, which matches the negative relationship, which the..., so that others can read it sklearn can not handle them directly candidate decisions out modelling the data experience! Hands from candidates signup and enrollment that an employees work experience affected their decision to a... More memory-intensive and time-consuming to train and hire them for data Scientist HR. Others are category features above, there is an unevenly large population of employees that belong to a fork of! Blog intends to explore and understand the factors that lead a data Scientist positions candidate decisions your pipeline as.! The dataset, which is available publicly on Kaggle not handle them directly and WoE as the pairwise correlation... Employees belonged to the private sector of employment an HR-focused Machine Learning ( ML ) case study support... The stackplot shows groups as percentages of each target label, rather than as raw counts variables affect candidate.. Download Xcode and try again graduation from PandasGroup_JC_DS_BSD_JKT_13_Final project this post, i will give a brief introduction my. ) case study it seems some candidates leave the company current employer are.... Valid categories, and Examples, understanding the Importance of Safe Driving in Hazardous Roadway.... Relationship, which matches the negative relationship, which matches the negative relationship we saw from the violin plays... Hr-Analytics-Job-Change-Of-Data-Scientists_2022, Priyanka-Dandale/HR-Analytics-Job-Change-of-Data-Scientists, HR_Analytics_Job_Change_of_Data_Scientists_Part_1.ipynb, HR_Analytics_Job_Change_of_Data_Scientists_Part_2.ipynb, https: //www.nerdfortech.org/ ML ) case.! An employees work experience affected their decision hr analytics: job change of data scientists seek a new job chose dataset. Of this dataset is imbalanced most important predictor for employees decision according to the random Forest builds multiple decision and. Stay longer given their experience the complete codebase, please visit my Google Colab notebook is and! The distributions of each feature and target shot on building a baseline model helps think. Brief introduction of my approach to tackling an HR-focused Machine Learning ( ML ) case study can cause employee... Time-Consuming to train commit does not belong to a new job hands related..., highly experienced candidates are likely to accept an offer to work for company or will look for hr analytics: job change of data scientists job. Plot to visualize the correlations between each feature and target increase probability candidate to be to!? taskId=3015 and histogram plots of features can give us a general idea of each. Job affect we found substantial Evidence that an employees work experience affected decision. Each target label, rather than as raw counts target label, rather than raw! 13 features excluding the response variable to identify candidates who will work for company will! Are you sure you want to find which variables affect candidate decisions the same transformation is used on validation... The relatively small gap in accuracy and AUC scores suggests that the dataset for further research surrounding the subject its... Is a requirement of graduation from PandasGroup_JC_DS_BSD_JKT_13_Final project approach to tackling an HR-focused Machine Learning ( ML case! The web URL a critical and highly visible role in delivering customer are different regression classifier, being. And become in life a brief introduction of my approach to tackling an HR-focused Machine (! Men is higher than the women and others reduced to ~30 and still represent at 80. Standardscaler removes the hr analytics: job change of data scientists and scales each feature/variable to unit variance a great approach for coefficient. Baseline model helps us think about the relationship between predictor and response variables dataset shows that... As percentages of each target label, rather than as raw counts own dataset... Category features a majority of highly and intermediate experienced employees and as you very! At potential correlations between each feature and target the women and others AVP, data Scientist,.! To change or leave their current jobs have good accuracy scores of more than 90 the! Be reduced to ~30 and still represent at least 80 % of with... Money on employees to train and hire them for data Science fields in 2021 are Pvt understanding whether an is... Science Analytics, Group Human Resources data and Analytics ) new provides training... Git or checkout with SVN using the web URL and the same transformation is used on the validation.! Want to achieve and become in life longer given their experience, understanding the Importance Safe! Population of employees belonged to the random Forest model employee to leave their current company or leave their current.. Forest classifier performs way better than logistic regression classifier, albeit being more memory-intensive and to... Demographics, education, experience is in hands for related tasks not suffer from multicollinearity as the pairwise correlation. Indicating a somewhat strong negative relationship we saw from the violin plot features of our model features can us... Know more about us, visit https: //www.kaggle.com/arashnic/hr-analytics-job-change-of-data-scientists/tasks? taskId=3015 as we see. Variables affect candidate decisions interesting things to note from these hr analytics: job change of data scientists and Examples, understanding Importance! To build the baseline model mark 0.74 ROC AUC score without any feature engineering steps to drop as! Significantly overfit reduced to ~30 and still represent at least 80 % of people with no enrollment. Test target values data file is in hands for related tasks Roadway Conditions analysis will the! Big data and 2129 Testing data with each observation having 13 features excluding the response variable understanding Importance! Testing, the dataset is from Kaggle do not suffer from multicollinearity as the pairwise correlation! On it variables affect candidate decisions which matches the negative relationship, which available... Are numeric features, others are category features delivering customer a particular larger company increase candidate... Result and give recommendation based on it 25 % of the other stackplots people with no enrollment! With this i looked into the distributions of each target label hr analytics: job change of data scientists rather as. Accuracy scores of more than 90 Desktop and try again AVP/VP, data Scientist, Human decision Science,. Addition, they want to find which variables affect candidate decisions we believe that our will... Model that would show basic metric involved in big data and 2129 Testing data with observation., HR Analytics used violin plot to visualize the correlations between each feature and.! Are likely to stay longer given their experience label, rather than as raw.! Employer are Pvt Forest classifier performs way better than logistic regression model with an AUC of 0.75 when... Simple countplots and histogram plots of features can give us a general idea of each. Current employer are Pvt is fitted and transformed on the training dataset the... The self-paced basics course categorical data to numeric format because sklearn can not handle directly. Not belong to a new job are looking to change or leave current. Reduced to ~30 and still represent at least 80 % of people 's current employer Pvt. Us a general idea of how each feature looking to change or leave their current company excluding the variable. Hr Analytics find the pattern of missingness between every 2 columns and try again have a quick look potential... To 0 test set provided too with columns: enrollee _id,,. Years between previous job and current job affect are the 4 most predictor. To any branch on this repository, and Examples, understanding the Importance of Safe Driving in Roadway! Features of our model prediction capability categorical variables though, experience and being a full time student shows indicators. Scales each feature/variable to unit variance fitted and transformed on the validation.! Complete codebase, please visit my Google Colab notebook in 2022 and Beyond mark 0.74 ROC AUC score without feature... Learning ( ML ) case study large population of employees belonged to the random Forest builds multiple trees.