CONTENTS

Table of Contents
Introduction

1. Descriptive Statistics in Evaluation
2. Subgroup Analysis
3. Variable - Are They Related?
4. Correlation
5. The t-Test of Difference Between Means

Supplements
Resources
Glossary

Wading Through the Data Swamp:
Program Evaluation 201

Types of Evaluation

This table summarizes the three main types of evaluation.

Type of Evaluation	Main Question	What Is Evaluated
Formative
			Process	What are we doing?	Activities
			Summative
Efficiency	How efficiently are we providing our services?	Services and costs
Outcome	What effect are we having?	Results