Question #1

Multiple linear regression is an extension of simple linear regression to allow for more than one dependent variable.

True / False

Question #2

The Wilcoxon Rank Sum Test is a nonparametric test that can be used to compare two independent samples when the assumptions for at-test are invalid.

True / False

Question #3

The Wilcoxon rank-sum test is a nonparametric test that uses two independent simple random samples to determine whether the relative frequency distributions of two statistical populations of continuous values are identical to or different from one another

True / False

Question #4

When sample sizes are small and the original populations are not normal, use nonparametric techniques

True / False