好词典

ols

UK /əʊlz/US /oʊlz/

词源

OLS是Ordinary Least Squares的缩写,源自统计学和计量经济学领域。

noun

❶ OLS是普通最小二乘法(Ordinary Least Squares)的缩写,一种统计学中常用的回归分析方法,用于估计变量之间的关系。

“We used OLS to estimate the relationship between income and education.”

(我们使用OLS来估计收入和教育之间的关系。)

“The OLS method minimizes the sum of squared residuals.”

(OLS方法最小化残差平方和。)

同义词:Ordinary Least Squares, least squares regression, linear regression

常见短语

OLS regression — 指使用普通最小二乘法进行的回归分析,常用于经济学和统计学中。

“The results from the OLS regression showed a significant positive effect.”

(OLS回归的结果显示了一个显著的正效应。)