Sooner or later, you will be presenting data and someone will ask you whether the difference you see between two groups is “significant” or “statistically significant”.Most HR professionals finding themselves in this position will fall into one of two groups: They’ve heard the term before, but don’t know what …

Employee turnover continues to be THE dominant metric in HR Analytics. Unfortunately, the terms “employee turnover rate” and “employee retention rate” are often used interchangeably.As we will see in this post, employee retention and employee turnover rates are closely related but they are not quite the same thing.

In HR Analytics, strong statistical relationships are the name of the game. This usually means a search for high correlations and high R-squared values.In today’s tutorial, however, I will show you how a really strong relationship, one that would be practically impactful can be overlooked by the typical “high correlation or …

Introduction What You Will Learn Signal, Noise and Insights from Nassim Taleb An Example with Stock Returns Observations: More is NOT Always Merrier Frequency Impacts the Mean and Standard Deviation This Is Not Sleight of Hand Simulation Is Believing Simulation Steps What We Did and Why It Matters More Reporting …