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Scores for a common standardized college aptitude test has a bell-shape (normal) distribution. According to the empirical rule, there is about $ of the scores

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Scores for a common standardized college aptitude test has a bell-shape (normal) distribution. According to the empirical rule, there is about $ of the scores of this test within 2 standard deviations of the mean. Select the correct answer for the blank of the above statement: 0 68 O:75 O 89 :95 0 99.7

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