118 (b) Find the probability that at least half of the sample 60 CrossFitters has post-graduate (c) Describe the sampling distribution of the sample proportion of CrossFitters who have post- (d) Find...

Question 77 parts A and B

Extracted text: 118 (b) Find the probability that at least half of the sample 60 CrossFitters has post-graduate (c) Describe the sampling distribution of the sample proportion of CrossFitters who have post- (d) Find the probability that between 25% and 50% of the sample 100 CrossFitters has post- 77. At a university, 60% of the 7,400 students are female. The student newspaper reports results of degrees. graduate degrees for samples of size 100. graduate degrees. a survey of a random sample of 200 students about various topics involving alcohol abuse, such as participation in binge drinking. (a) Using the binomial distribution, find the probability that at most 104 students in a sample (b) Describe the sampling distribution of the sample proportion of females in samples of size (c) Suppose that out of a sample of 200 students, 52% are female (which is 104 out of 200). Find of 200 are female. 200 at this university. the probability that the sample proportion of females for a random sample of 200 students (d) Find the probability that between 50 and 60 percent of students in a random sample of 200 is at most 0.52. are female.