Use the following information. At a certain customer call-in center, the customer hold time is normally distributed
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Use the following information. At a certain customer call-in center, the customer hold time is normally distributed with a mean of 5.2 min and a standard deviation of 1.4 min.
What percent of hold times are less than 7.3 min?
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First we need to standardize the value of 73 min using the formula z x where x 73 min 52 min 14 ...View the full answer
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Related Book For
Basic Technical Mathematics
ISBN: 9780137529896
12th Edition
Authors: Allyn J. Washington, Richard Evans
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