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Mathematics, 25.06.2020 02:01 nhristov

When Grace runs the 400 meter dash, her finishing times are normally distributed with a mean of 76 seconds and a standard deviation of 2 seconds. What percentage of races will her finishing time be faster than 79 seconds, to the nearest tenth?

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When Grace runs the 400 meter dash, her finishing times are normally distributed with a mean of 76 s...
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