詞典釋義：

方差

variance n.不同；差異；不和；不一致；分歧；不符；特免；方差

常用 權威

常用

短語搭配

1. 平方差

difference (of two squares)

2. 無偏方差

unbiased variance

3. 借方差額

debit balance

4. 因變數方差

variance of dependent variable

5. 公因子方差

common factor variance

雙語例句

1. 資料用方差分析階乘測試法分析.

Data were analyzed by ANOVA factorial tests.

2. 設計: 單因素方差分析實驗.

DESIGN: Single factor analysis of variance.

3. 將高斯分佈模型按權值、方差排序；

Ranking Gaussian mixture models according to weight and variance;

4. 用相關、方差等統計方法分析。

Data were analyzed by statistical methods including correlation, F test , etc.

5. 超希臘拉丁方格取樣方差

Variance reduction with Latin - Hyper - Square sampling.

6. 因此,方差方法誇大了風險的程度.

So the methods of mean variance exaggerate the extent of the risk.

7. 應用正交設計實驗方法和方差分析。

Methods: Orthogonal design and analysis of variance were used.

8. 有相同的預期收益和相同的方差

Had the same expected return and the same variance;

9. 注意,對於樣本方差無定義.

Note that the sample variance is not defined for.

10. 因為標準差的平方就等於方差

Since standard deviation is the square root of the variance--

百科

方差

方差是在機率論和統計方差衡量隨機變數或一組資料時離散程度的度量。 機率論中方差用來度量隨機變數和其數學期望（即均值）之間的偏離程度。統計中的方差（樣本方差）是每個樣本值與全體樣本值的平均數的差的平方和除以樣本的數量。

權威

釋義

名詞 variance