set of scores. 4. On the average, teenagers spend 7.4 hours sleeping at night, witha standard deviation of 1.3 hours. What is the probability that a randomly chosen teenager sleeps for 4.8 hours to 6.1 hours only?

set of scores. 4. On the average, teenagers spend 7.4 hours sleeping at night, witha standard deviation of 1.3 hours. What is the probability that a randomly chosen teenager sleeps for 4.8 hours to 6.1 hours only?

College Algebra

10th Edition

ISBN:9781337282291

Author:Ron Larson

Publisher:Ron Larson

Chapter8: Sequences, Series,and Probability

Section8.7: Probability

Problem 50E: Flexible Work Hours In a recent survey, people were asked whether they would prefer to work flexible...

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set of scores.
4. On the average, teenagers spend 7.4 hours sleeping at night, witha standard
deviation of 1.3 hours. What is the probability that a randomly chosen
teenager sleeps for 4.8 hours to 6.1 hours only?

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