Begin by answering the questions, even if you have to guess. The first time you answer the questions you will not be told whether you are correct or not.

Once you have answered all the questions, answer them again using the simulation to help you. This time you will get feedback about each individual answer.

 

 

 
Learning Objectives
  1. State the relationship between power and α level
  2. Describe the shape of the relationship between sample size and power
  3. State the relationship between sample size and the Type I error rate
  4. State the relationship between the population mean difference and power
  5. State which is more powerful, one- or two-tailed tests
  6. State the relationship between the standard deviation and power