等方差性的英文怎麼說

中文拼音 [děngfāngchāxìng]
等方差性英文
equal variance

  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • 方差性: scedasticity

※中文詞彙等方差性在字典百科國語字典中的解釋。

  1. Results the treatment group was superior significantly to the control group in the field of reduction of serum total bilirubin, the total bile acid, the total effective rates, advance of prothrombin activity ( pta ) and alph fetal protein ( afp ) of chronic fulminant hepatitis and the effective rates of the treatment group ( p < 0. 05 )

    結果治療組在降低血清總膽紅素、總膽汁酸、升高凝血酶原活動度、維持較高血清甲胎蛋白水平、提高存活率面均優于對照組,異有顯著( p < 0 . 05或0 . 01 ) 。
  2. The article analyses whether the theory of emh market can explain some phenomena on capital market. we provide some evidence for the non - normal, non - gaussian distribution, auto - correlation, non - linear and heteroskedasticity character of stock price

    文章就有效市場假說( emh )對現實資本市場的解釋能力進行了分析,發現我國股票市場的股價收益率序列具有非正態、自相關、非線、異特點。
  3. ( 2 ) when analyzing the testing method for the " day - of - week effect ", we considered the ols regression effect and the testing power will decrease because of the different variable in real securities data. we considered the identification. estimation and hypothesis testing of the linear regression model with one rank auto - regression ( ar ( 1 ) ) error ( 3 ) we considered how investors reasonably utilize the testing result of the " day - of - week effect " to direct the investment strategies after obtained it

    ( 2 )在對「周內效應」的檢驗法進行分析時,考慮到實際證券數據由於具有異,使得利用ols進行回歸將導致回歸效果和檢驗的勢降低,我們對于具有一階自回歸誤的線回歸模型,仔細討論了該模型的識別、估計和對相應參數假設檢驗的法。
  4. If it is estimated by the method of ols, it will bring about serious effect : the variances of the parameter estimators are not the least, and the accuracy of estimation and prediction decreases

    如果對異模型進行ols估計,就會產生嚴重的後果:參數估計量的不具有最小;估計與預測的精度降低。
  5. Firstly, several methods are used to test if there is heteroscedasticity in the data. then some variance stabilizing transformation methods are applied to the data. finally, it is pointed out that the least squares fitting may be used to the transformed data

    先用幾種法對數據是否具有異進行檢驗,然後選擇適當的法進行變換,最後指出,可以通過對新模型作最小二乘擬合法,觀察變換后的模型其數據的擬合程度,以確定模型的優劣。
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