Mathematics, 11.03.2020 23:15, sdxnessa

The average math SAT score is 513 with a standard deviation of 114. A particular high school claims that its students have unusually high math SAT scores. A random sample of 45 students from this school was selected, and the mean math SAT score was 554. Is the high school justified in its claim? Explain.

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The average math SAT score is 513 with a standard deviation of 114. A particular high school claims...