heteroskedasticity
美
英 
例句
Secondly, the logarithmic form could overcome the defect of heteroskedasticity of the conditional distribution of normal variables.
其次,對數形式,可以緩解正變量條件分布具有異方差的缺點。
Stimulation Based on Autoregressive Conditional Heteroskedasticity Model
自回歸條件異方差模型的模擬