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

Welcome to Module 2. In Module 1, you learned about some basic descriptive statistics used in evaluations and how to interpret them.

Objectives

After completing Module 2, you will be able to:

• Identify procedures for calculating mean and standard deviation.
• Determine when and how to conduct a subgroup analysis.
• Describe one approach to deal with missing data.