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, 130 26,246 1413 7890 18,231 15,925 14,289 26,320 Female 24,934 13,369 17,956 17,152 13,191 16,909 16,083 19, 187 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, up 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 Ha = 0 word(s) Hy : Hd