Random sample of 84 eight grade student take state testing     The national math test has a mean score of 278.  A school admin declare that the mean score for the states eighth graders is more than 270. Assuming the populations standard deviations is 30. At α.12      is there enough evidence to support the claim? Find the p value? reject or fail reject null? Interpret the decision in the context of oringinal question      thank you

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