Mathematics, 21.09.2020 14:01 chasitythompso1
The blood pressure in millimeters was measured for a large sample of people. The average pressure is 140 mm, and the SD of the measurements is 20 mm. The histogram looks reasonably like a normal curve. Use the normal curve to estimate the following percentages. Choose the answer that is closest to being correct.
a. 10.6%
b. 89.4%
c. 39.4%
d. 78.8%
e. 68.27%
___ The percentage of people with blood pressure between 115 and 165 mm.
___ The percentage of people with blood pressure between 140 and 165 mm.
___ The percentage of people with blood pressure over 165 mm.
Answers: 3
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