Solved: Systolic blood pressure readings are normally distributed with a mean of 121 and
Chapter 12, Problem 26(choose chapter or problem)
Systolic blood pressure readings are normally distributed with a mean of 121 and a standard deviation of 15. (A reading above 140 is considered to be high blood pressure.) In Exercises 17–26, begin by converting any given blood pressure reading or readings into z-scores. Then use Table 12.17 on page 816 to find the percentage of people with blood pressure readingsbetween 109 and 133.
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