Question: In a poll conducted by the Gallup organization, 16% of adult, employed Americans were dissatised with the amount of their vacation time. You conduct a

In a poll conducted by the Gallup organization, 16% of adult, employed Americans were dissatisﬁed with the amount of their vacation time. You conduct a survey of 500 adult, employed Americans.

(a) Approximate the probability that exactly 100 are dissatisﬁed with their amount of vacation time.

(b) Approximate the probability that less than 60 are dissatisﬁed with the amount of their vacation time.

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