要准确地反映两个经济变量之间的内在联系，需要计算偏相关系数。
In order to reflect exactly the internal relations between the two economic variables, it needs calculating the biased correlation coefficient.
最后分别运用偏相关系数分析法和单项因子权重度量法来估算各因子的影响程度。
Finally, the affected degree of factors is evaluated by applying partial relation coefficient analysis method and single factor weighted index method.
本文论述多元线性回归中的回归系数与偏相关系数之间的数量关系以及它们的统计意义。
This paper deals with the quantitative relations between regression coefficients and partial correlation coefficients in multivariate linear regression, and their statistical meanings.
比强度与单株皮棉产量的单相关系数、偏相关系数和直接通径系数分别为-0.206，0.481，0.129。
The PECC, PACC and DPC between fiber strength and lint yield per plant were-0.206,0.481,0.129 respectively.
由于农艺性状指标间互相关的影响，冠层温度与农艺性状指标间的单相关系数可靠性差，且与偏相关系数有明显的差异；
The reliability of simple correlation coefficient is lower because of the cross correlation of agronomic character indices, and the reliability of partial correlation coefficient is higher.
由于农艺性状指标间互相关的影响，冠层温度与农艺性状指标间的单相关系数可靠性差，且与偏相关系数有明显的差异；
The reliability of simple correlation coefficient is lower because of the cross correlation of agronomic character indices, and the reliability of partial correlation coefficient is higher.
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