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Score: 0/21 0/21 answered Question 14 On a recent quiz, the class mean was 70 with a standard deviation of 2.2. Calculate the z-score (to

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Score: 0/21 0/21 answered Question 14 On a recent quiz, the class mean was 70 with a standard deviation of 2.2. Calculate the z-score (to 2 decimal places) for a person who received score of 67. z-score: Is this unusual? Not Unusual Unusual Question Help: Video Message instructor Submit Question or

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