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Enabled: Exam 3 Saved Help Save & A sample of 32 observations is selected from a normal population. The sample mean is 13, and the
Enabled: Exam 3 Saved Help Save & A sample of 32 observations is selected from a normal population. The sample mean is 13, and the population standard deviation is 4. Conduct the following test of hypothesis using the 0.02 significance level. Hs12 H:p>12 a. Is this a one- or two-tailed test? O One-tailed test O Two-tailed test b. What is the decision rule? Reject Ho when z> 2.054 O Reject He when zs 2.054 c. What is the value of the test statistic? (Round your answer to 2 decimal places.) d. What is your decision regarding Ho? O Fail to reject He O Reject He e-1. What is the p-value? (Round your answer to 4 decimal places.) e-2. Interpret the p-value? (Round your final answer to 2 decimal places.) There is a % chance of finding a z value this large by "sampling error when HO is true
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