alpha coefficient

Theoretical Alpha Coefficient Method for Determination of Major and Minor Elements in Powder Samples by XRF

粉末样品中主、次量元素的XRF法分析&理论α系数与内标校正法

According to the relationship between Alpha coefficient and homogeneous test, and the relationship among homogeneous test, the parallel test and the essential-τ equivalent test, these three tests, the paper analysis the limitation of using Alpha coefficient to evaluate the reliability of homogeneous test.

从α系数与同质性测验、平行测验和τ-等价测验之间的关系，分析了α系数作为测验同质性信度估计的局限性；

The matrix effects on absorption and ( enhancement) ( were) corrected by means of PH model and theoretical alpha coefficient. Moreover, the precision and accuracy experiments were performed.

采用PH模式、理论a系数校正基体的吸收增强效应，进行了方法的精密度及准确度试验。

Combination of fundamental parameters method and theoretical alpha coefficient method as applied in XRF analysis& a feasible method in practice

X荧光分析中基本参数法和理论α系数法的结合&一种可行的实践方法

Transformation of Theoretical Alpha Coefficient in X-ray Fluorescence Spectrometry

X射线荧光光谱分析中的Alpha系数转换

The theoretical ALPHA coefficient correction of matrix effect has been calibrated both DJ and PH correction models.

采用DJ和PH两种校正模型作理论ALPHA系数校正。

Cronbach's alpha was 0.905 for DIAS ( self-report), three subscale's alpha coefficient ranged from 0.743 to 0.861, criterion validity of boys and girls were 0.298 and 0.480 respectively.

DIAS（自评）的α系数为0.905，三个分量表的α系数分别为0.785、0.743和0.861，男女的效度系数分别为0.298和0.480。