方差

Returns the variance of a numeric expression evaluated over a set ( unbiased ).

返回在某一集合上对数值表达式求得的方差 ( 非偏置填充 ).

Only the additive genetic variance is transmissible by seed.

仅仅加性遗传方差是由种子遗传的.

It price them using Monte Carlo simulation . But there is big variance.

然而蒙特卡罗方法通常有较大的波动方差,影响模拟的精度.

Variances of direct material, direct labor, and factory overhead.

直接材料, 生产工人和制造费用的方差.

Analysis of covariance is a combination of regression analysis and variance analysis.

协方差分析足把直线回归与方差分析结合起来应用的一种方法.

RSW process was optimized and confirmed based on two-factor variance analysis.

通过双因素方差分析优化并确定了铝合金点焊工艺规范.

The positive square root of the variance is called the standard deviation.

方差的正的平方根叫做标准差.

In statistical language , this estimate is called the between-column variance.

在统计学中这个估计值叫组间方差.

The statistical inference includes ANOVA, Chi-square test, multiple regression, and logistic regression.

统计推断用方差分析检验, 卡方检验, 多元线性回归分析和多因素非条件Logistic回归分析法.

If the assumption fails, we say the model exhibits heteroskedasticity.

如果这个假定不成立, 我们说模型存在异方差性.

Data were analyzed using variance and multiple regression analysis.

数据分析采用方差分析、多元回归分析.

Objective To introduce Split-split plot design and its analysis of variance ( ANOVA ).

目的介绍裂 - 裂区设计及其方差分析.

However, predominance of additive gene effectswas noted for most traits.

结果表明,一般配合力和特殊配合力方差对性状均重要, 多数性状为加性基因效应占主导.

The results showed that the variance of general combining ability ( GCA ) and specifi.

结果表明,所有性状的一般配合力方差和特殊配合力方差均达到了极显著水平.

Baseline details were tabulated with ariance-weighted means or proportions, where suitable.

基线的详情通过适当的加权方差或比例的方式如表所示.