| 单词 | mean-square deviation |
| 释义 | > as lemmasmean-square deviation mean-square deviation n. Statistics = mean-square error n. ΚΠ 1970 S. Brandt Statist. & Computational Methods vi. 83 A sum of squares..divided by the number of degrees of freedom is called the mean square or more explicitly the mean-square deviation... Its square root (which has the dimension of the measured quantity, i.e. the mean) has the lengthy name root-mean-square deviation. < as lemmas |
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