An elementary proof independence of least squares estimators of regression coefficients and of variance in linear regression door De Leon, Alexander R.

Introduction to statistics and econometrics door Danao, Rolando A.

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Introduction to mediation, moderation, and conditional process analysis a regression-based approach door Hayes, Andrew F.

Introduction to statistics and econometrics door Danao, Rolando A.

Introductory econometrics a modern approach door Wooldridge, Jeffrey M. 1960-

Introductory regression analysis with computer application for business and economics door Webster, Allen

Introduction to statistics and econometrics door Danao, Rolando A.

A Second course in statistics regression analysis door Mendenhall, William, Sincich, Terry

Applied categorical and count data analysis door Tang, Wan, He, Hua, Tu, Xin M.

A second course in statistics regression analysis door Mendenhall, William, Sincich, Terry