Problem 2 in the picture

Fresno State students who are female at the 0.05 level of significance. A random sample of 40 COS students had 24 female students (60%), while another random sample of 60 Fresno State students had 30 female students (50%). Problem 2 An instructor claims that students who do paper & pencil math homework are less likely to pass a final exam than students who do online math homework. From a random sample of 33 students who do paper & pencil math homework contained 16 who passed their final exam. Another random sample of 90 students who do online math homework had 63 students who passed their final exam. Test the instructor's claim at the 0.05 level of significance. Problem 3 A company is developing a new drug to lower a person's cholesterol. A doctor claims that there is no difference between the performance of this new drug and the performance of a placebo