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A set of exam scores are approximately normally distributed with mean 68 and standard deviation...

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A set of exam scores are approximately normally distributed with mean 68 and standard deviation 7 Use the Empirical Rule to determine the area of the shaded regions shown below 1 2 3 47 47 47 54 54 54 61 61 61 68 Exam Scores 68 Exam Scores 68 Exam Scores 75 75 75 82 82 82 89 o 89 o 89

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