1) Assume you have a friend who wants to compare males’ and females’ levels of math anxiety

Writing Nov 09, 2020

1) Assume you have a friend who wants to compare males’ and females’ levels of math anxiety. How would you answer your friend’s question:-“Is there a usual and customary number of people I’ll need in each group for this comparison?”

2) If a researcher found that a treatment designed to boost students’ reading for pleasure had an effect size (d) of 1.00, what can you conclude about the treatment group’s percentile shift? What if d = 0.75?