Business Analytics, Volume II

CHAPTER 7

Regression Analysis and Modeling

Chapter Highlights

• •Introduction to Regression and Correlation
• •Linear Regression

• ○Regression Model

• •The Estimated Equation of Regression line
• •The Method of Least Squares
• •Illustration of Least Squares Regression Method
• •Analysis of a Simple Regression Problem
• •Regression Analysis using Computer

• ○Simple Regression using EXCEL
• ○Simple Regression using MINITAB
• ○Analysis of Regression Output
• ○Model Adequacy Test
• ○Assumptions of Regression Model and Checking the Assumptions using MINITAB Residual Plots
• ○Checking the Assumptions of Regression using Residual Plots

• •Multiple Regression: Computer Analysis and Results

• ○Introduction to Multiple Regression
• ○Multiple Regression Model

• •The Least Squares ...