Use the P-Value Method to Test the Claim That the Population

Essay

Use the P-value method to test the claim that the population standard deviation of the systolic blood pressures of adults aged 40-50 is equal to $22 \mathrm { mmHg }$ . The sample statistics are as follows: $\mathrm { n } = 23 , \overline { \mathrm { x } } = 132.3 \mathrm { mmHg } , \mathrm { s } = 26.9 \mathrm { mmHg }$ . Be sure to state the hypotheses, the value of this test statistic, the P-value, and your conclusion. Use a significance level of $0.05$ .