A sample of 64 observations is selected from a normal population The sample mean is 215, and the population standard deviation is 15 Conduct the following test of hypothesis using the 0 025 significance level 10 Ho 220 eBook Print H 220 a Is this a one or two tailed test O One tailed test Two tailed test b What is the decision rule (Negative amount should be indicated by a minus sign Round your answer to 2 decimal places ) Ho, when z 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 Reject O Do not reject e What is the p value (Round your answer to 4 decimal places ) p value

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Question: A sample of 64 observations is selected from a normal population. The sample mean is 215, and the population standard deviation is 15. Conduct

A sample of 64 observations is selected from a normal population. The sample mean is 215, and the population standard deviation is 15. Conduct

A sample of 64 observations is selected from a normal population. The sample mean is 215, and the population standard deviation is 15. Conduct the following test of hypothesis using the 0.025 significance level. 10 Ho: 220 eBook Print H:

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