Listed below are the numbers of words spoken in a day by each member of eight different randomly selected couples. Complete parts(a) and(b) below.

Male	15,957	26,735	1447	7742	18,715	16,048	14,338	25,252
Female	24,659	13,782	18,501	17,688	12,813	17,221	16,838	19,023

a.Use a 0.05 significance level to test the claim that amongcouples, males speak fewer words in a day than females.

In thisexam ple, d is the mean value of the differences d for the population of all pairs ofdata, where each individual difference d is defined as the words spoken by the male minus words spoken by the female. What are the null and alternative hypotheses for the hypothesistest?

Identify the test statistic.

t= enter your response here

(Round to two decimal places asneeded.)