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英語單詞

quartile是什么意思

quartile

英 ['kw??ta?l] 美 ['kw?rta?l]
  • n. 四分位數(shù);四分點

中文詞源


quartile 四分位數(shù)

quart-,四,四分之一,-ile,形容詞后綴。引申詞義四等分,四分位數(shù)。

英文詞源


quartile (n.)
c. 1500, originally in astronomy; see quartile (adj.). In statistics, from 1879.
quartile (adj.)
mid-15c., "90 degrees apart" (of astronomical measurements), from Middle French quartil, from Medieval Latin quartilus "of a quartile," from Latin quartus "fourth" (see quart).

雙語例句


1. The upper quartile is that value above which 25 per cent of the observations lie.
上四分位數(shù)是25%的觀察值位于其上的值.

來自辭典例句

2. Those in the quartile of FEV 1 decline were defined as fast declines.
FEV1下降的四分位數(shù)最高值即定義為快速減退.

來自互聯(lián)網(wǎng)

3. There were Therefore only 28 % of students in the top quartile are from lowerlower - income families.
因此,在高水平學(xué)生中只有28%的人來自 低收入 家庭.

來自互聯(lián)網(wǎng)

4. Furthermore, this series is the first one in which patients have been distributed according to quartile.
此外, 該系列研究第一次采用四分位數(shù)法對患者分組.

來自互聯(lián)網(wǎng)

5. Results SUA in quartile correlated with increasing IMT and severity of plaque in the elderly.
結(jié)果血尿酸四分位組分析顯示,隨分位數(shù)增加,老年人頸動脈IMT及斑塊嚴(yán)重程度增加.

來自互聯(lián)網(wǎng)

單詞首字母

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