01 Jun

How Correlations Can Fool You: The Hidden Dangers of Non-Linearity

knitr::opts_chunk$set(echo = TRUE) library(wesanderson) #color palettes library(dplyr) #tidyverse to make our lives better library(fMultivar) wp <- wes_palette("Darjeeling1") #specific color palettes Correlations are the simplest and...

11 May

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...

27 Apr

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...

20 Apr

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...

13 Apr

How To Make A Turnover Reporting Template

In previous posts I’ve covered how to calculate and breakdown turnover data in your organization. Today I want to provide you a very basic R...

06 Apr

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...

30 Mar

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...

03 Mar

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...

09 Feb

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...

01 Dec

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...

14 Nov

Tutorial: How to Install R and RStudio for Windows

17 Aug

Webinar: Calculating Employee Turnover, Part 2

In partnership with my friends at AIHR. Questions, comments, and suggestions are welcome.