2. It is assumed that the mean systolic blood pressure is = 120mmHg. In the Honolulu Heart Study, a sample of n = 400 pe

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2 It Is Assumed That The Mean Systolic Blood Pressure Is 120mmhg In The Honolulu Heart Study A Sample Of N 400 Pe 1 (19.64 KiB) Viewed 16 times

2. It is assumed that the mean systolic blood pressure is = 120mmHg. In the Honolulu Heart Study, a sample of n = 400 people had an average systolic blood pressure of 130.1 mm Hg with a sample standard deviation of 21.21 mm Hg. Is the group significantly different (with respect to systolic blood pressure) from the regular population? (a)(4pts) Write down the null hypothesis and the alternative hypothesis. (b) (6pts) Can you reject the null hypothesis with 99% confidence? Ex- plain how you do the test.