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 16,134 26,181 1434 7819 18,928 15,922 14,146 25,789 Female 25,517 13,546 18,757 17,569 12,592 16,634 16,329 19,340 a. Use a 0.01 significance level to test the claim that among couples, males speak fewer words in a day than females. In this example, po 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? Ho Hd word(s) Hy: Hd word(s) (Type integers or decimals. Do not round.) Identify the test statistic. t= (Round to two decimal places as needed.) Identify the P-value P-value = (Round to three decimal places as needed.)