1/alekscgi/x/Isl.exe/10_u-IgNslkr7j8P3jH-lixuiHIKonusKqwxL4LqHw5_zIL9AVamxxVhZ3y67T6qBJKRyy8a703 A statistics teacher claims that, on the average, 20%% of her students get a grade of A, 20% get a B, 10% get s C. 20% get a D. and 30%% get an F. The grades of a random sample of 100 students were recorded. The following table presents the results. Test the hypothesis that the grades follow the distribution claimed by the teacher. Use the 0.10 level of significance and the P-value method with the TI-84 plus calculator. Grade A B C D Observed 21 34 Sand data to Encol Part: 0 / 5 Part 1 of 5 (a) How many of the students in the sample got a 87 How many got an A? The number of students who got a B is X The number of students who got an A is Part: 1 / 5 Part 2 of 5 (b) State the null and alternate hypotheses. Hot p. = 0.2. P. - 1. P. -0.1.P.=02.P =] He Some or all of the actual probabilities differ from those specified by Ho Part: 21 5 Part 3 of 5 c) Find the P-value. Round the answer to at least four decimal places. The P-vote Part: 3 / 5 Part 4 of 5 (d) Determine whether to reject Submit Assignment