Question
CNAE, an all-news AM station, finds that the distribution of the lengths of time listeners are tuned to the station follows the normal distribution. The
CNAE, an all-news AM station, finds that the distribution of the lengths of time listeners are tuned to the station follows the normal distribution. The mean of the distribution is 14.2 minutes and the standard deviation is 1.7 minutes. Refer to the table inAppendix B.1.What is the probability that a particular listener will tune in:(Round the intermediate calculations to 2 decimal places and the final answers to 4 decimal places.)
a.More than 20 minutes?
Probability
b.For 20 minutes or less?
Probability
c.Between 10 and 12 minutes?
Probability
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Physics For Scientists And Engineers With Modern Physics
Authors: Raymond A Serway, John W Jewett
10th Edition
133767172X, 9781337671729
