# 08. Statistical Significance, Confidence Intervals, Effect Size, & Power ## Video: Statistical Significance What Are p Values? How Do We Interpret Them? How Do We Calculate Them?

A video (11:21) (which includes an “awesome song” in the beginning) that explains p values and their interpretation from StatQuest with Josh Starmer. Bam. Students should watch this before the video (below) on calculating p values. If you’re interested in how to calculate p values, this video (25:14) gives a thorough explanation. You can find …

## Lecture Slides: Power and the Elephant (Understanding the Relation Between Sample Size, Effect Size, and Significance Level)

This activity (created by Dr. Lisa Dinella) has students participate in a lively game show that serves as a metaphor for the relation between sample size, effect size, and significance level when determining power The goal of this is to provide students with an example that demonstrates the interrelation of effect size, significance level, and …