for males 35 to 44 years of age has mean 128 The medical director of...
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for males 35 to 44 years of age has mean 128 The medical director of a large company looks at the medical records of 72 executives in this age group and finds that the mean systolic blood pressure in this sample is X 126 07 with sample standard deviation s 12 3 They are interested in whether this is evidence that the company s executives have a different mean blood pressure from the general population This problem calls for a confidence interval for the mean systolic blood pressure of male executives aged 35 to 44 at this company a different survey These people are crazy a hypothesis test for the mean systolic blood pressure of male executives 35 to 44 years of age nationwide a hypothesis test for the mean systolic blood pressure of male executives aged 35 to 44 at this company
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