Assume that women's weights are normally distributed with a mean given by ?=143 lb and a standard deviation given by ?=29lb. (a) If 1 woman is randomly selected, find the probability that her weight is between 108 lb and 1781 lb (b) If 6 women are randomly selected, find the probability that they have a mean weight between 1081 lb and 178 lb (c) If 71women are randomly selected, find the probability that they have a mean weight between 108 lb and 178 lb

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.5: Comparing Sets Of Data
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Assume that women's weights are normally distributed with a mean given by ?=143 lb and a standard deviation given by ?=29lb.


(a) If 1 woman is randomly selected, find the probability that her weight is between 108 lb and 1781 lb

(b) If 6 women are randomly selected, find the probability that they have a mean weight between 1081 lb and 178 lb

(c) If 71women are randomly selected, find the probability that they have a mean weight between 108 lb and 178 lb

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