Mathematics, 05.08.2019 18:20, lizzie3545

Arandom sample of 64 second-graders in a certain school district are given a standardized mathematics skills test. the sample mean score is 51.48 . assume the standard deviation for the population of test scores is 15. the nationwide average score on this test is 50. the school superintendent wants to know whether the second-graders in her school district have greater math skills than the nationwide average. perform the hypothesis test and compute the p-value?

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Arandom sample of 64 second-graders in a certain school district are given a standardized mathematic...