Question

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.

MaleMale	15 , 947	26, 679	1362	7716	18,869	15,310	13,554	25,663
FemaleFemale	23,672	13,392	17,996	18,447	12,888	16,609	16,234	18,857

a. Use a 0.010 significance level to test the claim that among​ couples, males speak fewer words in a day than females.In this​ example,

mu Subscript dμd is the mean value of the differences d for the population of all pairs of​ data, 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 hypothesis​ test?

Answer 1