6.13 What Factors Affect the Power of a Z Test?

A look at what factors influence the power of a test. This discussion is in the setting of a one-sample Z test on the population mean, but the concepts hold for many other types of test as well. I discuss what factors affect power, and illustrate the
concepts visually using various plots. There are no power calculations carried out in this video; I have another video on calculating power: http://youtu.be/BJZpx7Mdde4

Leave a Comment