Lowers systolic blood pressure

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A health care professional wants to determine whether individuals with hypertension who take Atenolol have significantly lower systolic blood pressure than individuals with hypertension who do not take Atenolol. For individuals who have not been prescribed Atenolol, the population systolic blood pressure mean is 165 (µ = 165). The sample of 30 individuals who take Atenolol have an average (mean) systolic blood pressure of 147, with a sample standard deviation of 6. On the basis of these data, can the researcher conclude that the Atenololsignificantly lowers systolic blood pressure? Set alpha equal to .01.

Suppose that the value of your calculated (obtained) test statistic is -16.51. What is your decision?

Reject the null hypothesis

Fail to reject the null hypothesis

Reference no: EM132286286

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