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expected value的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
Noun:
-
the sum of the values of a random variable divided by the number of values
expected value的用法和樣例：
例句
- The expected value itself very rarely can help us.
期望值本身很難幫助我們。 - The term expectation value is often used instead of average value.
期望值這個名稱常用來代替平均值。
