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Curs

HR Analytics: Predicting Employee Churn in Python

IntermediarNivel de competențe

Actualizat 04.2026

In this course you'll learn how to apply machine learning in the HR domain.

Începe cursul gratuit

PythonMachine Learning

4 h

14 videoclipuri

44 Exerciții

3,500 XP

8,919

Certificat de realizare

Îndrăgit de cursanți din mii de companii

Formare pentru o echipă?

Încearcă pentru afaceri

Descrierea cursului

Among all of the business domains, HR is still the least disrupted. However, the latest developments in data collection and analysis tools and technologies allow for data driven decision-making in all dimensions, including HR. This course will provide a solid basis for dealing with employee data and developing a predictive model to analyze employee turnover.

Cerințe prealabile

Intermediate Python

1

Introduction to HR Analytics

In this chapter you will learn about the problems addressed by HR analytics, as well as will explore a sample HR dataset that will further be analyzed. You will describe and visualize some of the key variables, transform and manipulate the dataset to make it ready for analytics.

Introduction and overview

Finding categorical variables

Observing categoricals

Transforming categorical variables

Encoding categories

Getting dummies

Descriptive statistics

Correlations in the employee data

Percentage of employees who churn

Începe capitolul

2

Predicting employee turnover

This chapter introduces one of the most popular classification techniques: the Decision Tree. You will use it to develop an algorithm that predicts employee turnover.

Splitting the data

Separating Target and Features

Spliting employee data

Introduction to Decision Tree classification

Computing Gini index

Splitting the tree

Predicting employee churn using decision trees

Fitting the tree to employee data

Checking the accuracy of prediction

Interpretation of the decision tree

Exporting the tree

Interpretation of results

Începe capitolul

3

Evaluating the turnover prediction model

Here, you will learn how to evaluate a model and understand how "good" it is. You will compare different trees to choose the best among them.

Tuning employee turnover classifier

Pruning the tree

Limiting the sample size

Evaluating the model

Interpreting accuracy metrics

Calculating accuracy metrics: precision

Calculating accuracy metrics: recall

Targeting both leavers and stayers

Calculating the ROC/AUC score

Class imbalance

Balancing classes

Comparison of Employee attrition models

Începe capitolul

4

Choosing the best turnover prediction model

In this final chapter, you will learn how to use cross-validation to avoid overfitting the training data. You will also learn how to know which features are impactful, and which are negligible. Finally, you will use these newly acquired skills to build a better performing Decision Tree!

Hyperparameter tuning

Cross-validation using sklearn

Setting up GridSearch parameters

Implementing GridSearch

Important features for predicting attrition

Interpreting importance

Sorting important features

Selecting important features

Develop and test the best model

Final thoughts

Începe capitolul

HR Analytics: Predicting Employee Churn in Python

Curs
finalizat

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