2. The long-distance calls made by the employees of a company are normally distributed with a mean of 6.3 minutes and a standard deviation of 2.2 minutes, Draw the area under the curve and find the probability that a call a. Lasts between 5 and 10 b. Lasts more than 7 minutes c. Lasts less than 4 minutes

MATLAB: An Introduction with Applications
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2. The long-distance calls made by the employees of a company are
normally distributed with a mean of 6.3 minutes and a standard
deviation of 2.2 minutes, Draw the area under the curve and find the
probability that a call
a. Lasts between 5 and 10
b. Lasts more than 7 minutes
c. Lasts less than 4 minutes
Transcribed Image Text:2. The long-distance calls made by the employees of a company are normally distributed with a mean of 6.3 minutes and a standard deviation of 2.2 minutes, Draw the area under the curve and find the probability that a call a. Lasts between 5 and 10 b. Lasts more than 7 minutes c. Lasts less than 4 minutes
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