Systolic blood pressures are approximately Normal with a mean of 120 and a standard deviation of 8.
Question:
Systolic blood pressures are approximately Normal with a mean of 120 and a standard deviation of 8.
a. What percentage of people have a systolic blood pressure above 130?
b. What is the range of systolic blood pressures for the middle 60% of the population?
c. What percentage of people have a systolic blood pressure between 120 and 130?
d. Suppose people with systolic blood pressures in the top 15% of the population have their blood pressures monitored more closely by health care professionals. What blood pressure would qualify a person for this additional monitoring?
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Step by Step Answer:
a To find the percentage of people with systolic blood pressure above 130 we need to find the area under the normal distribution curve to the right of ...View the full answer
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Related Book For 
Introductory Statistics Exploring The World Through Data
ISBN: 9780135163146
3rd Edition
Authors: Robert Gould, Rebecca Wong, Colleen N. Ryan
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