Chapter 1. Introduction

1.1

Types of Models That Produce Data

1

1.2

Statistical Models

2

1.3

Fixed and Random Effects

4

1.4

Mixed Models

6

1.5

Typical Studies and the Modeling Issues They Raise

7

 

1.5.1

Random Effects Model

7

 

1.5.2

Multi-location Example

8

 

1.5.3

Repeated Measures and Split-Plot Experiments

9

 

1.5.4

Fixed Treatment, Random Block, Non-normal (Binomial) Data Example

9

 

1.5.5

Repeated Measures with Non-normal (Count) Data

10

 

1.5.6

Repeated Measures and Split Plots with Effects Modeled by Nonlinear Regression Model

10

1.6

A Typology for Mixed Models

11

1.7

Flowcharts to Select SAS Software to Run Various Mixed Models

13

Types of Models That Produce Data

Data sets presented in this book come from three types of sources: (1) designed experiments, (2) sample surveys, and ...

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