π If you want to stop just "running regressions" and start building robust, honest models, this is the most important book you will ever read.
It is dense. It assumes a solid foundation in statistics and familiarity with R (specifically the rms package). Regression Modeling Strategies: With Applicatio...
A rigorous focus on bootstrapping for internal validation rather than simple data-splitting. π If you want to stop just "running
Extensive use of restricted cubic splines to let the data dictate the shape of relationships. Regression Modeling Strategies: With Applicatio...