Oved Given the following hypotheses: He: 430 Ht430 A random sample of 9 observations is selected from a normal population. The sample mean was 437 and the sample standard deviation was 8. Using the 0.01 significance level: a. State the decision rule. (Negative amount should be Indlcated by a mninus sign. Round your answers to 3 decmal places.) Reject Ho when the test statistic is the interyal b. Compute the value of the test statistic. (Round your anewer to 3 declmal places.) velte of thetest statistio

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