7.3.29-T Question Help You receive a brochure from a large university. The brochure indicates that the mean class size for full-time faculty is fewer than 31 students. You want to test this claim. You randomly select 18 classes taught by full-time faculty and determine the class size of each. The results are shown in the table below. At o = 0.01, can you support the university's claim? Complete parts (a) through (d) below. Assume the population is normally distributed. 36 29 30 33 35 42 26 22 270 28 29 36 31 26 25 27 28 24 (a) Write the claim mathematically and identify Ho and Ha. Which of the following correctly states Ho and Ha? O A. Ho: H = 31 O B. Ho: H = 31 O C. Ho: H > 31 Ha: H 31 Ha: H