Referencias
Anderson, D. R., Sweeney, D. J., & Williams, T. A. (2008). Estadística para administración y economía (10a ed). Cengage Learning.
Devore, J. L. (2008). Probability and statistics for engineering and the sciences (7th ed). Thomson/Brooks/Cole.
Fahrmeir, L. (2013). Regression: Models, methods and applications. Springer.
Kutner, M. H., Nachtsheim, C. J., Neter, J., & Wasserman, W. (2004). Applied linear regression models (Vol. 4). McGraw-Hill/Irwin New York.
Ratner, B. (2009). The correlation coefficient: Its values range between +1/−1, or do they? Journal of Targeting, Measurement and Analysis for Marketing, 17(2), 139–142. https://doi.org/10.1057/jt.2009.5