异方差性 Heteroskedasticity ; [数] heteroscedasticity
同方差性 homoscedasticity ; homogeneity of variances
等方差性 equal variance
等方差性检验 test for equal variance
未知形式的异方差性 Heteroskedasticity of Unknown Form
方差齐性 [数] Homogeneity of variance ; Homoscedascity ; equality of variance ; homogeneity variance
最小方差性和有效性 Minimum Variance and efficiency
积性异方差性 [统计] multiplicative heteroscedasticity
应用推荐