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Statistics and Probability

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Moderate

Empirical Rule and Heart Rate

STATS-ZEEMG2

The resting heart rate of adults is normally distributed with a mean of $70$ beats per minute and a standard deviation of $10$.

What percent of the population will have a resting heart rate between approximately $50$ and $90$ beats per minute?

A

$68\%$

B

$95\%$

C

$99\%$

D

$100\%$