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The scores earned by 635 college students on an English test and a Spanish test are integers and are summarized in the boxplots shown above.For each student, the interaction score is defined to be the product of the scores that the student earned on the two tests. Which of the following statements must be true?

A.No student's interaction score is below $$55^2$$.
B.At least one student's interaction score is equal to (55)(47).
C.At least one student's interaction score is equal to $$98^2$$.
D.The range of the interaction scores is at most $$98^2$$ - (55)(47).
E.The range of the interaction scores is at most (98-55)(98-47).

D显示答案

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5.2.6 四分位数与箱型图

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