Errors of Predictive Models
Chapter 02 - Errors of Regression Models (Part 1)
Lesson 08 - Practice Session
Download the Excel file below, then take at least 10 minutes completing the exercises - more if you have time.
Exercise 1: Learn how to calculate the residuals
Go through the Excel workbook and make sure you understand how to calculate the residuals
Exercise 2: Analyse your own data
Get a sample of your own data from one of your regression models and calculate the residuals using the methods detailed in the video.