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Among 36​- to 41​-year-olds, 36​% say they have called a talk show while under the influence of peer pressure. Suppose seven 36​- to 41​-year-olds are selected at random. ​(a) What is the probability that at least one has not called a talk show while under the influence of peer pressure​? ​(b) What is the probability that at least one has called a talk show while under the influence of peer pressure​?

Guest Apr 24, 2017
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(a). prob = 1 - 0.367

 

(b). prob = 1 - (1 - 0.36)7

Alan  Apr 24, 2017

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