College bound: A national college researcher reported that 64% of students who graduated from high school in 2012 enrolled in college. Twenty eight high school graduates are sampled. Round the answers to four decimal places. Part 1 of 4 (a) What is the probability that exactly 16 of them enroll in college? The probability that exactly 16 of them enroll in college is Part 2 of 4 (b) What is the probability that more than 13 enroll in college? The probability that more than 13 enroll in college is Part 3 of 4 (c) What is the probability that fewer than 10 enroll in college? The probability that fewer than 10 enroll in college is Part 4 of 4 (d) Would it be unusual if more than 23 of them enroll in college? It (Choose one) | be unusual if more than 23 of them enroll in college since the probability is