[疑問] 一個好測驗該具備的validity該如何解釋呢?!
看yale open course看到的
在 why people are different這一課
裡面說到，一個好的測驗該具備兩項特質
reliability 和 validity
reliability就是說，這測驗結果不會因為時間的關係而有太大的差距
但是validity有點似懂非懂...
是說，這個測驗要測到它該測的東西..?!
有沒人有知道validity該如何解釋呢??!!
謝謝!!
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