Kevin, Kyle, and Kara each scored a raw score of 80 on the test. In Kevin's class, the mean score was 78 with a standard deviation of 4. In Kyle's class, the mean score was 79 with a standard deviation of 2. In Kara's class, the mean score was 75 with a standard deviation of 5. Who did the best in their class? How do you know? • What percentile did each of them score? •

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