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Large group of male college students

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The times for the mile run of a large group of male college students are approximately Normal with mean 7.14 minutes and standard deviation 0.8 minutes. Use the 68-95-99.7 rule to answer the following questions. (Start by making a sketch of the density curve you can use to mark areas on.)

What percent of these men run a mile in less than 6.34 minutes?

Reference no: EM131381927

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