Flipped!

This headline popped up in my newsfeed this morning: Boys will be boys: Data error prompts U-turn on study of sex differences in school (Retraction Watch, 2017) The article is about a peer-reviewed article on self-regulation of study habits that was published earlier...

More on Multiple Regression Part 2

In the real world, we most often work with real data. And we build regression models using software such as Excel, StatCrunch, and, more recently, R. The output of those regressions give us a world of information about the regression models, enabling us to quickly...

More on Multiple Regression Part 1

This post is in development. In the interim, please try out the attached Excel workbook with a couple of usefulĀ calculators Multiple Regression-Given_Betas_and_Standard_Errors_find_Confidence_Interval_for_Prediction