題組內容
1、Let Y= β₁ + β₂X + ε, where ε is the random error term with mean of θ and variance of σ². Moreover, the mean-centered variables of (Y, X) are as follows:
(1) \( (5\%) \) What is \( b{2} \), the OLS estimate of \( \beta{2} \)?
1、Let Y= β₁ + β₂X + ε, where ε is the random error term with mean of θ and variance of σ². Moreover, the mean-centered variables of (Y, X) are as follows:
(1) \( (5\%) \) What is \( b{2} \), the OLS estimate of \( \beta{2} \)?