STATISTICS:

In a study of 500 men, diastolic blood pressure was found to be approx. normally distributed, with a mean of 82mm of mercury and a standard deviation of 10mm.

Question: Use the 68-95-99.7% rule to determine what percentage of the test group had a diastolic pressure between 72mm and 92mm of mercury.

Question

STATISTICS: 

In a study of 500 men, diastolic blood pressure was found to be approx. normally distributed, with a mean of 82mm of mercury and a standard deviation of 10mm.

Question: Use the 68-95-99.7% rule to determine what percentage of the test group had a diastolic pressure between 72mm and 92mm of mercury.

jim_thompson5910 · Answer

draw the normal bell curve
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