A handy correlation suitable for ordinal variables!
A masterclass in dummy variable regression with 3 example analyses!
When do you need Levene’s test and what to do if it's “significant”?
One, many or all scatterplots in 3 clicks!
Create dummy variables for regression straight from the menu!
A quick overview of bugs and fixes for user missing values in string variables!
Quickly master this alternative for Spearman rank correlations!
Everything you need to know including formulas, effect size, APA reporting guidelines and more...