Researchers collected data on the number of hospital admissions resulting from motor vehicle crashes, and results are given for Friday the 6th and Friday the 13th in the same month

Researchers collected data on the number of hospital admissions resulting from motor vehicle crashes, and results are given for Friday the 6th and Friday the 13th in the same month. Use the Wilcoxon signed-ranks test to test the claim that the matched pairs have differences that come from a population with median equal to zero at a significance level of a=0.1.
Friday 6th Friday 13th
9 10
8 9
7 12
13 6
11 6
6 12
17. Can the null hypothesis be rejected? Why?
a Yes, because the test statistic is greater than the critical value.
b Yes, because the test statistic is less than or equal to the critical value.
c No, because the test statistic is less than or equal to the critical value.
d No, because the test statistic is greater than the critical value.

View all questions : Click HERE