用何種統計方法檢定再次落後的機率?: @ 情侶台北一日遊2016拜託大大幫忙規劃台北一日遊行程台北一日遊行程規劃台北捷運一日遊推薦台北一日遊可以怎麼安排

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Yahoo!奇摩知識+ - 分類問答 - 科學常識 - 發問中

Jun 23rd 2013, 17:22

A班級100人經歷了上、下兩個學期，
上學期成積為後25%的學生(共25人)，
在下一個學期成積表現有40%的人(10人)，
成積還是落在後25%，
想檢定在第一學期表現差的人(後25%)的人，
是否在下一個學期也會表現比較差(也落於後25%)?

請問我該用何種統計方法檢定呢?

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