From the course: Complete Guide to AI and Data Science for SQL: From Beginner to Advanced

Unlock the full course today

Join today to access over 24,800 courses taught by industry experts.

Model Diagnostics and Assumption Testing

Model Diagnostics and Assumption Testing - SQL Tutorial

From the course: Complete Guide to AI and Data Science for SQL: From Beginner to Advanced

Start my 1-month free trial Buy for my team

Model Diagnostics and Assumption Testing

“

- [Instructor] Welcome back to your journey through the world of machine learning and regression analysis. After exploring the construction and application of regression models, let's pivot to a crucial phase, ensuring the integrity and reliability of your models through diagnostic and assumption testing. Imagine your skate park is bustling with skaters, each maneuvering the ramps with their unique style. Just as a skate inspector assesses the part's safety and design, model diagnostics allow you to evaluate your regression model's health, ensuring it accurately captures the essence of your data story. Earlier, you touched on the foundational assumptions of regression analysis as you explored the relationship between skate park design, or predictor variables, and skater performance or outcome variable. These assumptions include: linearity, independence, homoscedasticity, and your normality of residuals, which are…

Contents