A Step-by-Step Approach to Using SAS for Factor Analysis and Structural Equation Modeling, Second Edition, 2nd Edition

Chapter 1: Principal Component Analysis

Introduction: The Basics of Principal Component Analysis

A Variable Reduction Procedure

An Illustration of Variable Redundancy

What Is a Principal Component?

Principal Component Analysis Is Not Factor Analysis

Example: Analysis of the Prosocial Orientation Inventory

Preparing a Multiple-Item Instrument

Number of Items per Component

Minimal Sample Size Requirements

SAS Program and Output

Writing the SAS Program.

Results from the Output

Steps in Conducting Principal Component Analysis

Step 1: Initial Extraction of the Components

Step 2: Determining the Number of “Meaningful” Components to Retain

Step 3: Rotation to a Final Solution

Step 4: Interpreting the Rotated Solution

Step 5: Creating Factor Scores or ...