推 ahold:他問的是：這73個分數的中位數 位於哪一個分數組距 09/21 13:06
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.
請問一下各位賢人這提要怎麼解阿?
我實在搞不太清楚到底它想問的是什麼?!
謝謝!!
--
音樂史, 我永遠恨你..
(╯‵□′)╯︵ ┴─┴
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 68.122.217.53