Use a t-test to test the claim about the population mean u at the given level of significance a using the given sample statistics. Assume the population is normally distributed. Claim: u #27; a =0.05 Sample statistics: x = 29.2, s = 4.8, n = 14 . . . What are the null and alternative hypotheses? Choose the correct answer below. O A. Ho: H2 27 O B. Ho: H = 27 Ha: H 27 Hai H = 27