SAS for Mixed Models, Second Edition, 2nd Edition

Analysis of Covariance

7

7.1 Introduction

7.2 One-Way Fixed Effects Treatment Structure with Simple Linear Regression Models

7.2.1 Comparing the Regression Models

7.2.2 Summary of an Analysis of Covariance Strategy

7.2.3 Extensions to More Complex Regression Models

7.3 Example: One-Way Treatment Structure in a Randomized Complete Block Design Structure–Equal Slopes Model

7.3.1 Step 1: Fit the Model to Test the Slopes-Equal-to-Zero Hypothesis

7.3.2 Step 2: Determine If a Common Slope Model Is Adequate to Describe the Data

7.3.3 Step 3: Fit a Common Slope Model

7.3.4 Mixed Model Estimator: A Combined Estimator

7.4 Example: One-Way Treatment Structure in an Incomplete Block Design Structure–Time to Boil Water

7.4.1 Step 1: Fit the Model to ...