遇到中数问题必错, 谁能帮忙讲讲就算救了我的命了.先谢过!
分数 人数
50-59 2
60-69 10
70-79 16
80-89 27
90-99 18
The table above shows the distribution of test score for a group of management trianees, which score interval contains the median of the 73 score?
A 60-69
B 70-79
C 80-89(答案)
D 90-99
E none
是不是太简单了, 大家都懒得做呀?
欢迎光临 ChaseDream (https://forum.chasedream.com/) | Powered by Discuz! X3.3 |