Question: Does hypnotism result in a different success rate for men and women who are trying to quit smoking? Researchers at Science magazine analyzed studies involving

Does hypnotism result in a different success rate for men and women who are trying to quit smoking? Researchers at Science magazine analyzed studies involving 5600 male and female smokers. Of the 2800 females, 644 quit smoking; of the 2800 males, 840 quit smoking. Construct a 90% conﬁdence interval for the difference in proportion of males and females, pM - pF, and use the interval to judge whether there is a difference in the proportions.

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We have x F 644 n F 2800 x M 840 and n M 2800 so p F x F n F 6442800 023 p M ... View full answer

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