heteroscedasticity中文什么意思

异方差性

例句与用法

更多例句：  下一页

1. Approximate power of heteroscedasticity test in nonlinear models with arima errors
   误差的非线性回归异方差检验的渐近功效
2. Using different methods to cope with heteroscedasticity may result in different models
   对异方差不同的处理方法，可能得出不同的模型。
3. In the third part , the article mainly gives the methods to deal with the heteroscedasticity in different conditions
   本文在第三节中，主要讨论异方差的处理方法。
4. Thus , it is of great significance to study the hypothesis testing of heteroscedasticity and statistical inference for the regression models with heteroscedasticity
   因此，研究异方差的检验方法及存在异方差时的处理方法具有重要意义。
5. Although these models can eliminate the heteroscedasticity , it is still necessary to make a further study to decide which model is much better and more effective
   这些模型虽然都能消除异方差，但需要进一步研究哪种模型比较适合，哪个模型更有效。

百科释义

In statistics, a collection of random variables is heteroskedastic (often spelled heteroscedastic,Per Greek etymology and orthography of the term, on which see J. Huston McCulloch (1985), "On Heteros*edasticity," Econometrica 53(2), p.