math

The mean number of minutes spent on a treadmill at the local gym is 28 minutes with a standard deviation of 8.

Using the Normal Distribution Curve below, determine the percentage of use on a treadmill from 20 minutes to 44 minutes.

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  1. You can play around with Z table stuff at

    https://davidmlane.com/hyperstat/z_table.html

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    oobleck

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