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Women have a mean systolic blood pressure of 125.17 with a standard deviation of 10.34. Female...

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Question

Statistics

Women have a mean systolic blood pressure of 125.17 with astandard deviation of 10.34. Female blood pressure is known to benormally distributed.
(a) Find the probability that a randomly selected female has ablood pressure below 110.

(b) What female systolic blood pressure represents the99th percentile?




(c) A group of 45 women who take an allergy drug have a meansystolic blood pressure under 120. Should the drug company includea warning about users having lower systolic blood pressure? Justifyyour answer using probability.

Answer & Explanation Solved by verified expert
3.6 Ratings (527 Votes)
a X N 12517 1034 We convert this to standard normal as P X x P Z X P X 110 P Z 110 12517 1034 P Z 147 P X 110 00708    See Answer
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