Author Question: If the p value is less than in a two-tail test: a. the null hypothesis should not be rejected. b. ... (Read 127 times)

yoooooman · **on:** Jun 24, 2018

If the p value is less than in a two-tail test:
a. the null hypothesis should not be rejected.
b. the null hypothesis should be rejected.
c. a one-tail test should be used.
d. No conclusion should be reached.

Question 2

The Wilcoxon rank sum test is used to compare two populations when the samples are independent and the data are either ordinal or interval but not normally distributed.
Indicate whether the statement is true or false