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need help A sample of 45 observations is selected from a normal population. The sample mean is 49, and the population standard deviation is 5.

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A sample of 45 observations is selected from a normal population. The sample mean is 49, and the population standard deviation is 5. Conduct the following test of hypothesis using the 0.10 significance level. Hop=51 Hu* 51 a. Is this a one or two-tailed test? One-tailed test Two-tailed test b. What is the decision rule? Reject My if-1.645 1.645 c. What is the value of the test statistic? (Negative amount should be indicated by a minus sign. Round your answer to 2 decimal places.) Value of the test statistic d. What is your decision regarding Ho? Fail to reject He O Reject Ho e-1. What is the p-value? (Round your z value to 2 decimal places and final answer to 4 decimal places.) p-value e-2. Interpret the p-value? (Round your z value to 2 decimal places and 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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