問題詳情
一、段考後，陳老師做了試題分析，他將班上 40 位學生分為高分組以及低分組二組。其中有一題標準答案為 C，班上學生各選項回答人數如下： 
⑴請問這一題的難度（P）多少？（5 分）
⑴請問這一題的難度（P）多少？（5 分）
參考答案
答案：B
難度：非常簡單0.957121
統計：A(9),B(1250),C(32),D(14),E(1)
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