De Leon, A. R., & Punzalan, J. R. B. (2013). An elementary proof independence of least squares estimators of regression coefficients and of variance in linear regression. Philippine Statistician.
Chicago-viite (17. p.)De Leon, Alexander R., ja Joyce Raymond B. Punzalan. "An Elementary Proof Independence of Least Squares Estimators of Regression Coefficients and of Variance in Linear Regression." Philippine Statistician 2013.
MLA-viite (9. p.)De Leon, Alexander R., ja Joyce Raymond B. Punzalan. "An Elementary Proof Independence of Least Squares Estimators of Regression Coefficients and of Variance in Linear Regression." Philippine Statistician, 2013.
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