Systolic blood pressure is normally distributed. It is believed that the average systolic blood pressure of all young adults is 115 mm Hg. The systolic blood pressures of 5 random stressed adults are shown in the table. Does this sample provide evidence at the 0.01 significance level that stressed adults have higher blood pressure than average adults? Blood Pressure 122 111 118 120 117 Note: Be sure to use at least four decimal places in all intermediate calculations. Round all your final answers to two decimal places. Calculate the sample mean and standard deviation blood pressure for these 5 adults. Mean: Standard Deviation: What are the hypotheses of this test? Ho: Select an answer HA: Select an answer v Compute the test statistic for this test.

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