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Mathematics, 06.06.2020 19:57 starreee

The length of a movie falls on a normal distribution. About 95% of movies fall between 75 minutes and 163 minutes. Required:
a. What is the mean value for average movie length in minutes?
b. What is the value of the standard deviation for average movie length in minutes?

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The length of a movie falls on a normal distribution. About 95% of movies fall between 75 minutes an...

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