Fundamental Statistics

The Craft of Statistical Analysis Free Webinars

Effect Size Statistics

Statistically Speaking Trainings

Measures of Association: Beyond Pearson’s Correlation

Outliers and Influential Points

Probability Rules and Applications

Confidence Intervals

The Multi-Faceted World of Residuals

A Primer on Exponents & Logarithms for the Data Analyst

Articles at The Analysis Factor

When the Level of Measurement is Not Obvious

One-tailed and Two-tailed Tests

What Is an Exact Test?

How to do a Chi-square test when you only have proportions and denominators

Outliers: To Drop or Not to Drop

Outliers and Their Origins

Interpreting Regression Coefficients

The Difference Between a Chi-Square Test and a McNemar Test

Confusing Statistical Terms #1: The Many Names of Independent Variables

What Is Regression to the Mean?