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

C3. Used attributively to denote various statistical attributes of a sample, as sample average, sample mean, sample range, etc.

ΚΠ

1939 A. E. Treloar Elements Statist. Reasoning x. 137 The standard error of the sample mean.

1941 Ann. Math. Statistics 12 91 (heading) Determination of sample sizes for setting tolerance limits.

1947 O. L. Davies Statistical Methods Res. & Production ix. 217 One [chart] on which the sample averages x̄ are recorded and the other on which sample ranges w are recorded.

1971 Hickman & Hilton Probability & Statistical Analysis ix. 153 The sample variance..is said to be a point estimator of the population variance in the same sense that the sample mean..is a point estimator of the population mean.

单词	sample mean
释义	> as lemmas sample mean C3. Used attributively to denote various statistical attributes of a sample, as sample average, sample mean, sample range, etc. ΚΠ 1939 A. E. Treloar Elements Statist. Reasoning x. 137 The standard error of the sample mean. 1941 Ann. Math. Statistics 12 91 (heading) Determination of sample sizes for setting tolerance limits. 1947 O. L. Davies Statistical Methods Res. & Production ix. 217 One [chart] on which the sample averages x̄ are recorded and the other on which sample ranges w are recorded. 1971 Hickman & Hilton Probability & Statistical Analysis ix. 153 The sample variance..is said to be a point estimator of the population variance in the same sense that the sample mean..is a point estimator of the population mean. extracted from samplen. < as lemmas
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