Recommended Reading

• Montgomery, D. C. (2017). Design and Analysis of Experiments (9th ed.). Wiley.
  The standard reference for experimental design, randomization, and treatment effect estimation, from randomized blocks to factorial designs.

• Freedman, D. A. (2009). Statistical Models: Theory and Practice. Cambridge University Press.
  Conceptually sharp and rigorous introduction to what regression models mean and how assumptions affect inference.

• Kutner, M. H., Nachtsheim, C. J., & Neter, J. (2004). Applied Linear Regression Models (4th ed.). McGraw-Hill.
  A widely used undergraduate/graduate text emphasizing linear model formulation, assumptions, and practical applications.

• James, G., Witten, D., Hastie, T., & Tibshirani, R. (2021). An Introduction to Statistical Learning with Applications in R (2nd ed.). Springer.
  Chapters 3-4 provide a gentle, modern introduction to simple and multiple regression with R code examples.

• Agresti, A. (2013). Categorical Data Analysis (3rd ed.).
  Authoritative resource on association tests and categorical data.

• Dobson, A. J., & Barnett, A. G. (2018). An Introduction to Generalized Linear Models (4th ed.).
  A clear, accessible introduction to GLMs.

• McCullagh, P., & Nelder, J. A. (1989). Generalized Linear Models (2nd ed.).
  The classic and definitive text on GLMs; more theoretical but essential for deep understanding.

• Tyler Vigen. Spurious Correlations¹.
  A lighthearted but instructive look at how unrelated variables can appear strongly correlated. Helps develop critical thinking about association versus causation.

• Rothman, K. J., Greenland, S., & Lash, T. L. (2021). Modern Epidemiology (4th ed.).
  A thorough reference on confounding, bias, and study design, often used in epidemiology and public health.

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1. https://www.tylervigen.com/spurious-correlations