百度作业网OLS estimator proof.统计学,经济计量学,证明.
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OLS estimator proof.统计学,经济计量学,证明.
Prove that sample mean x-bar is an OLS estimator of mu.You have only one variable X,and data Xi,i=1,2,.n.You have to minimize an ESS,but it is not the one associated with the 2-variable regression model.It is simpler.
教授的原题目如下,
Prove that sample mean x-bar is an OLS estimator of mu.You have only one variable X,and data Xi,i=1,2,.n.You have to minimize an ESS,but it is not the one associated with the 2-variable regression model.It is simpler.
教授的原题目如下,
注：对mu 求一阶条件