A nationwide survey of college seniors by a university revealed that almost 70​% disapprove daily pot​ smoking, according to a report in a magazine. If 10 seniors are selected at random and asked their​ opinion, find the probability that the number who disapprove of smoking pot daily is​ (a) anywhere from 7 to 9​, (b) at most 5 and​ (c) not less than 8.

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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A nationwide survey of college seniors by a university revealed that almost 70​% disapprove daily pot​ smoking, according to a report in a magazine. If 10 seniors are selected at random and asked their​ opinion, find the probability that the number who disapprove of smoking pot daily is​ (a) anywhere from 7 to 9​, (b) at most 5 and​ (c) not less than 8.

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