How Correlations Can Fool You: The Hidden Dangers of Non-Linearity
In today’s post I’ll highlight how correlations can fool you if you blindly generate them without first plotting the data, particularly when you have non-linearities...
A Simple Model with Major Insights on Selection Bias
I mentioned earlier that I have been reading (and rereading) Scott Page’s masterful book “The Model Thinker”. If you are serious about understanding models and...
How to Avoid Aggregation Errors and Simpson’s Paradox In HR Analytics: Part 2
In our previous post we described the basic premise of Simpson’s Paradox: aggregate data and see one trend, separate your analyses and see another. Today...
How to Avoid Aggregation Errors and Simpson’s Paradox in HR Analytics: Part 1
Recently I’ve been reading Scott Page’s masterful book “The Model Thinker”. It’s full of powerful insights so in this and future posts, I will be...
How to Break Down Your Turnover Data
Breaking Down Turnover In previous posts and video tutorials we covered how to calculate turnover from your raw HR data. Today, I’m going show you...
Predictive HR Analytics: How to Build a Basic Logistic Regression Model
Overview In our previous post, we explained the basics of logistic regression, what it is, what it does, and why you should care. In today’s...
Predictive HR Analytics: What is Logistic Regression?
How to Predict Categorical Outcomes: Logistic Regression Fundamentals Logistic regression is an essential tool in your analytics toolkit. It’s great for basic predictive models like...
How to Calculate Monthly Turnover using R
A step-by-step tutorial for calculating monthly turnover using R. We include the code and detailed explanations for everything from filtering with dates, setting up logical...
How to Use RStudio for the Total Beginner
An accessible introduction to RStudio for the total beginner. Includes coverage of the four primary panels and a few basic examples to get you started...
Webinar: Calculating Employee Turnover, Part 2
In partnership with my friends at AIHR. Questions, comments, and suggestions are welcome.
Webinar: Calculating Employee Turnover, Part 1
In partnership with my friends at AIHR. Comments, questions, and suggestions are welcome.
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