SOLUTION: Suppose we have a set of blood pressures with a mean of 120 Systolic, and a sample standard deviation of 15 points. If we assume a normal distribution of Systolic blood pressures,

SOLUTION: Suppose we have a set of blood pressures with a mean of 120 Systolic, and a sample standard deviation of 15 points. If we assume a normal distribution of Systolic blood pressures,

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Question 375967: Suppose we have a set of blood pressures with a mean of 120 Systolic, and a sample standard deviation of 15 points. If we assume a normal distribution of Systolic blood pressures, then between what two values can we be assured 99.7% of all Systolic blood pressures will lie?

Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
. Then
, and . We get
, and .
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