1.What are the most common reasons you would select a non-parametric test over the parametric alternative?
 2.Discuss the issue of statistical power in non-parametric tests (as  compared to their parametric counterparts). Which type tends to be more  powerful? Why?
 3.For each of the following parametric tests, identify the appropriate non-parametric counterpart:
 a.Dependent t test
 b.Independent samples t test
 c.Repeated measures ANOVA (one-variable)
 d.One-way ANOVA (independent)
 e.Pearson Correlation