1. You have people taste the 3 following combinations and tell you which they like best:white chocolate and nutella, dark chocolate and nutella, milk chocolate and nutella. Each person tries all 3 combinations.

a. what type of Chi Square test will be used?

b.what are the correct degrees of freedom?

c. is the test left, right, or both tailed

2. You want to compare how a drug vs. a placebo influence red blood cell counts in mice. You randomly assign mice to one of the treatments. While mouse sex may influence the results, your study will not correct for this factor. Does the drug increase red blood cell counts more than the placebo. You will calculate your statistic by taking the value for the placebo minus the value for the drug. There are 300 mice in the entire study

a. what type of analysis will you do if data meet test assumption

2 sample t-test population sign test Mann Whitney U test paired t-test