Video Resources

Video Link 9.1: Effect Size

Description: This video explains what effect size means when reading educational research and was designed for use by RSE-TASC members in New York. The .3 mentioned was our bottom limit for deciding if a practice was effective. This limit has since been changed to .4.

Video Link 9.2: Type I and Type II Errors

Description: In this video we begin to talk about what happens when our data analysis leads us to make a conclusion about a hypothesis, which turns out to not align with the actual state of the world. These are called Type I and Type II Errors in statistics. This is a conceptual video.