Mathematics, 27.04.2021 14:40 LemonCT
A random sample of 88 eighth grade students' scores on a national mathematics assessment test has a mean score of 264. This test result prompts a state school administrator to declare that the mean score for the state's eighth graders on this exam is more than 260. Assume that the population standard deviation is 36. At α=0.02, is there enough evidence to support the administrator's claim? Complete parts (a) through (e).
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