You want to buy a microwave oven and will choose Model A if its repair costs are lower than Model B's. You research the repair costs of 49Model A ovens and 52 Model B ovens. The results of your research are shown in the figure to the right. At a = 0.01, would you buy Model A?Assume the samples are randomly selected and that the samples are independent.Model AModel B= $80= $75s, = $13.50S2 = $15Ta) iuurnuiy LIe Ciaii anIu Siate dnu na:What is the claim?O A. Model A's repair costs are the same as Model B's.B. Model A's repair costs are different than Model B's.C. Model A's repair costs are lower than Model B's.D. Model A's repair costs are greater than Model B's.What are Hn and H,?O A. Ho: H1 = H2B. Họ: H12 H2C. Họ: H1 SH2Ha: H1 > H2OF. Hg: H1 # H2Ha: H1 H2Ha: H1 SH2Ha: H1 = H2Decide whether to reject or fail to reject the null hypothesis. Choose the correct answer below.A. Fail to reject Hg. The standardized test statistic is not in the rejection region.B. Reject Hg. The standardized test statistic is not in the rejection region.OC. Reject H,. The standardized test statistic is in the rejection region.D. Fail to reject Hg. The standardized test statistic is in the rejection region.Interpret the decision in the context of the original claim.At the % significance level, there isevidence tothe claim that the repair costs for Model A arefor Model B.

Given : Model A : x¯1 = 80 s1= 13.50 n1=49 Model B : x¯2 = 75 s2= 15 n2=52

You want to buy a microwave oven and will choose Model A if its repair costs are lower than Model B's. You research the repair costs of 49 Model A ovens and 52 Model B ovens. The results of your rescarch are shown in the figure to the right. At a = 0.01, would you buy Model A? Assume the samples are randomly selected and that the samples are independent. Model A Model B x, = $80 s, = $13.50 X, = $75 S2 = $15 (u) uurnuiy uie Liai anu siae To anua What is the claim? O A. Model A's repair costs are the same as Model B's. O B. Model A's repair costs are different than Model B's. OC. Model A's repair costs are lower than Model B's. O D. Model A's repair costs are greater than Model B's. What are Ho and H,? OC. Họ: H1 SH2 Hại H1 > H2 OF. Hg: H * H2 OA. Ho: H1 = H2 O B. Ho: H1 2 H2 OD. Ho: H H2 Ha: H1 SH2 Decide whether to reject or fail to reject the null hypothesis. Choose the correct answer below. O A. Fail to reject Ho. The standardized test statistic is not in the rejection region. B. Reject Ho. The standardized test statistic is not in the rejection region. C. Reject Hg. The standardized test statistic is in the rejection region. I tests D. Fail to reject Hg. The standardized test statistic is in the rejection region.