Enough evidence to support the claim

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Reference no: EM1397196

In nj a random sample of 85 eighth grade students has a mean score of 282 with a standard deviation of 35 on a mathematical test. This test result prompts a state administrator to declare that the mean score for the sate's eighth graders on the examination is more than 275. at a=.04, is there enough evidence to support the claim.

Reference no: EM1397196

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