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Each of 50 students took a 40-question quiz, and each student's raw score on the quiz was the number of questions answered correctly. The box plot above summarizes the 50 raw scores. In order to report scores on a scale for which the maximum score is 100, the reported score for each student was 20 more than twice the raw score. What is the interquartile range of the 50 reported scores?
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5.2.6 四分位数与箱型图
5.2.6 四分位数与箱型图
以上解析由 考满分老师提供。