8.3. Regression diagnostics¶. Like R, Statsmodels exposes the residuals. That is, keeps an array containing the difference between the observed values Y and the values predicted by the linear model. A ...

Recall that SAS provides several algorithms for determining which explanatory variables to include in the final regression model and which to exclude. Unfortunately for us, model refinement is ...

Lesson 1: Introduction to Python Basics and Algorithmic Thinking Objectives: Understand basic Python programming concepts: variables, data types, and basic algorithms. Apply algorithmic thinking to ...