In the Wilcoxon Test of the Differences Between Two Populations

Multiple Choice

In the Wilcoxon test of the differences between two populations, the value z statistic was calculated to be 1.80.If the level of significance is 0.05, which of the following decisions is appropriate?

A) Reject the null hypothesis.
B) Do not reject the null hypothesis.
C) indeterminate without the sample size
D) indeterminate without all of the data
E) inconclusive