Please read the first part published at DataScience+, if you haven’t. Effect sizes and the strength of our prediction One relatively common question in statistics or data science is, how “big” is the difference or the effect? At this point we can state with some statistical confidence that tire ...

This tutorial was inspired by a this post published at DataScience+ by Bidyut Ghosh. Special thanks also to Dani Navarro, The University of New South Wales (Sydney) for the book Learning Statistics with R (hereafter simply LSR) and the lsr packages available through CRAN. I highly recommend it. Let’s ...