heteroskedasticity
美
英 
例句
Secondly, the logarithmic form could overcome the defect of heteroskedasticity of the conditional distribution of normal variables.
其次,对数形式,可以缓解正变量条件分布具有异方差的缺点。
Stimulation Based on Autoregressive Conditional Heteroskedasticity Model
自回归条件异方差模型的模拟