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JMP® Means Business: Statistical Models for Management by Jane Oppenlander, Josef Schmee

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Chapter 17. Multiple Regression with Nominal Variables

  • 17.1 Introduction 482

  • 17.2 Detail Example: Loan Amount versus Sales Revenues 483

  • 17.3 Difference of Intercepts of Two Parallel Lines 485

    • 17.3.1 Using JMP for Regression Analysis with a Nominal Variable 485

    • 17.3.2 Interpretation of Parameter Estimates and Associated Hypothesis Tests 489

  • 17.4 Regression Models Including Nominal Variables with Three or More Levels 490

  • 17.5 Both Intercept and Slope of Two Lines Are Different 495

    • 17.5.1 Detail Example: Growth versus General Equity Fund 495

    • 17.5.2 Using JMP to Model Two Slopes and Two Intercepts 496

  • 17.6 Summary 501

  • 17.7 Problems 501

  • 17.8 Case Study: Coffee Sales 505

17.1 Introduction

In the previous chapter, multiple regression analysis used only continuous ...

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