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Suppose you got a score of 66.33 points in a unified exam. You are told that the average score in the exam was 54

Suppose you got a score of 66.33 points in a unified exam. You are told that the average score in the exam was 54 and the standard deviation was 9. What percentage of students got a score higher than you? Answer: What is your exam score percentile? Answer: What is the probability that a randomly selected student got a score within 1.2 standard deviations from the mean? Answer: What proportion of scores are within 1.2 standard deviations from the mean? Answer:

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