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Determine the number of scores

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Reference no: EM131629550

Question: (A) If 120 scores are chosen from a normal distribution with mean 75 and standard deviation 8, how many scores x would be expected to satisfy 67 ≤ x ≤ 83?

(B) Use a graphing utility to generate 120 scores from the normal distribution with mean 75 and standard deviation 8. Determine the number of scores x such that 67 ≤ x ≤ 83 and compare your results with the answer to part (A).

Reference no: EM131629550

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