4. Blood pressure Larry came home very excited after a visit to his doctor. He announced proudly to his wife,
“My doctor says my blood pressure is at the 90th per-
centile among men like me. That means I'm better off
than about 90% of similar men.” How should his wife,
who is a statistician, respond to Larry's statement?

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.