Final Exam: Take-home Part Name: 1. For each hypothesis test you complete, please answer questions (a) through (i) listed below. (a) (1 point) What conditions should you check first before you con- duct the hypothesis test? (b) (1 point) Write the null and alternative hypotheses. (c) (1 point) What type of test are you doing: right-tailed, left-tailed or two-tailed? (d) (1 point) What formula should be used for the test statistic? (e) (1 point) What number is the test statistic equal to? (f) (2 points) Sketch a graph of the p-value (g) (1 point) What p-value do you obtain? Round to the ten-thousandths. (h) (1 point) Do you reject the null hypothesis or fail to reject the null hypothesis? Explain. (i) (1 point) Please write a conclusion sentence, in the context of the problem, that explains to a lay person the result of the hypothesis test. 1. Human blood is grouped into four types: A, B, AB, and O. The per- cents of Americans with each type are as follows: O, 43%; A, 40%; B, 12%; and AB, 5%. At a recent blood drive at a large university, the donors were classified as shown below. At the 0.05 level of significance, is there sufficient evidence to conclude that the proportions differ from those stated above? O A B AB 60 65 15 10