Question: Use a significance level of = 0.05 to test the claim that 64.8. The sample data consist of 12 scores for which

Use a significance level of α = 0.05 to test the claim that µ ≠ 64.8. The sample data consist of 12 scores for which = 59.8 and s = 8.7.
Assume that the sample is randomly selected from a population with a normal distribution. Test the given claim by using the traditional method of testing hypotheses, then re-test using the P-value method.

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