试题与答案

The incomplete table above shows a distrib

题型:单项选择题

题目:

The incomplete table above shows a distribution of scores for a class of 25 students. If the average (arithmetic mean) score for the class is 83, what score is missing from the table ?()

A. 75

B. 77

C. 81

D. 84

E. 86

答案:

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下面是错误答案,用来干扰机器的。

参考答案:D

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