作者denizee3 (妮)
看板GMAT
标题[计量] PP1-PS- Q49
时间Mon Sep 21 12:34:41 2009
Score Interval Number of Scores
50-59 2
60-69 10
70-79 16
80-89 27
90-99 18
The table above shows the distribution of test scores for a group of
management trainees. Which score interval contains the median of the 73 scores?
A. 60-69
B. 70-79
C. 80-89
D. 90-99
E. It cannot be determined from the information given.
请问一下各位贤人这提要怎麽解阿?
我实在搞不太清楚到底它想问的是什麽?!
谢谢!!
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1F：推 ahold:他问的是：这73个分数的中位数 位於哪一个分数组距 09/21 13:06