英语词汇“mean square”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

mean square n. Statistics the (arithmetic) mean of the squares of a set of numbers.

ΚΠ

a1832 Encycl. Metrop. (1845) II. 460 k′ and k″ are approximately found by taking the actual mean, and the actual mean square, of a large number of observed durations. Again, the mean risk of error in estimating a single duration is ·39894√[(k″ − k′²) ÷ s].

1885 F. Y. Edgeworth in Jubilee Vol. Royal Statist. Soc. 192 The mode of extricating the modulus..we above called the method of mean square.

1907 Drapers' Company Res. Mem. (Biometric Ser.) 4 39 Mean square of rank differences will be more accurate than mean positive rank difference.

1956 A. A. Townsend Struct. Turbulent Shear Flow iii. 44 The contributions to the mean-square rate of strain of the eddies larger than 1/k come mostly from values of E(k′) for k′ near k.

1991 European Sociol. Rev. 7 283/1 The residual mean squares for the more parsimonious model B are even lower than that of model A.

单词	mean square
释义	> as lemmas mean square mean square n. Statistics the (arithmetic) mean of the squares of a set of numbers. ΚΠ a1832 Encycl. Metrop. (1845) II. 460 k′ and k″ are approximately found by taking the actual mean, and the actual mean square, of a large number of observed durations. Again, the mean risk of error in estimating a single duration is ·39894√[(k″ − k′²) ÷ s]. 1885 F. Y. Edgeworth in Jubilee Vol. Royal Statist. Soc. 192 The mode of extricating the modulus..we above called the method of mean square. 1907 Drapers' Company Res. Mem. (Biometric Ser.) 4 39 Mean square of rank differences will be more accurate than mean positive rank difference. 1956 A. A. Townsend Struct. Turbulent Shear Flow iii. 44 The contributions to the mean-square rate of strain of the eddies larger than 1/k come mostly from values of E(k′) for k′ near k. 1991 European Sociol. Rev. 7 283/1 The residual mean squares for the more parsimonious model B are even lower than that of model A. extracted from meanadj.² < as lemmas
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