| 单词 | quartile deviation |
| 释义 | > as lemmasquartile deviation quartile deviation n. Statistics one half of the interquartile range of a distribution. ΘΚΠ the world > relative properties > number > probability or statistics > [noun] > distribution > variability or spread > measures of quartile deviation1894 standard deviation1895 s.d.1902 subrange1903 range1911 variance1918 span1962 sigma1978 1894 Proc. Royal Soc. 57 366 The quartile deviation changes so slowly with growth, that it may without serious error be assumed to be constant. 1953 S. Hays Outl. Statistics (ed. 4) viii. 87 The method most commonly employed for determining relative quartile deviation is to use the average of the two quartiles and to express the quartile deviation as a fraction. 2000 Jrnl. Broadcasting & Electronic Media (Nexis) 22 Sept. 614 By subtracting the quartile deviation from the third quartile, we determined the cut-off mean for those items deemed as important barriers. < as lemmas |
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