或者未必係壞處o既
有d咩特別o既地方?
同埋佢同nth moment 有咩關係呀?
[15分] 請問響stats黎講, zero-mean 有咩壞處呀?
2007-11-01 5:16 pm
回答 (1)
2007-11-02 12:23 am
✔ 最佳答案
zero-mean係零均值如果冇記錯係指全部value係冇差距...即係每一個value都一樣....
A statistical calculation of how much the individual values of a sequence deviate from the mean value. To compute the nth moment, the difference of each value from the mean is lifted to the nth power and summed.
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原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071101000051KK00570