Chapter 16. Multiple Regression Analysis

  • 16.1 Introduction 448

    • 16.1.1 Data Requirements for Multiple Regression 449

    • 16.1.2 Multiple Regression Analysis Process 450

    • 16.1.3 Multiple Regression Model 450

  • 16.2 Detail Example: Profits of Bank Branches 451

  • 16.3 JMP Analysis of Bank Branch Profits Example 453

    • 16.3.1 Preliminary Fitting of Single X-Variables to Y 453

    • 16.3.2 Fitting Several X-Variables to Y 456

    • 16.3.3 What Dot-Ratios Measure? 459

    • 16.3.4 Conclusion from the Three X-Variable Model 460

    • 16.3.5 Regression Model Using Total Sales per Year = X1 and Total Sqft = X2 460

  • 16.4 Evaluating Model Assumptions and Goodness of Fit 462

    • 16.4.1 Residuals ei 462

    • 16.4.2 Residuals ei and RMSE 463

    • 16.4.3 Residuals and R2 464

    • 16.4.4 R2 and RMSE 464

    • 16.4.5 R2adj 465

    • 16.4.6 Plot ...

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