**
Graziano & Raulin**

**Research Methods (8th edition)**

Covered in Chapter 5

Listed below are several links to Web sites that include information about topics covered in this chapter. We will be periodically updating this list to keep it fresh and interesting. If you know of a good site on a topic of relevance to this chapter, we would appreciate hearing about it. Contact Mike Raulin with your suggestions. We will be sure to give you credit for suggesting high quality sites in future updates.

A list of statistical resources compiled by Michael Friendly of York University.

Electronic Textbook on Statistics

Excellent resource, but tends to load very slowly. You may want to
avoid this site unless you have a high-speed connection.

An unusually extensive listing of useful sites.

Probability and Statistics

Resources for the classroom teacher. Some excellent explanations of
difficult concepts.

Sydney Tyrrell's Resource Page

A collection of links to resources on statistical principles.

Several demonstrations of some basic statistics concepts.

Psychological Statistics

A course outline, with numerous handouts on various topics.

A relatively detailed discussion of path analysis.

Description of Path Analysis

This is a readable description of the process of path analysis.

Structured Equation Modeling and Path Analysis

This is a 10-page description of these methods.

Descriptions of the logic and mathematics of regression analysis.

How to Read the Output From Simple Linear Regression Analyses

The title says it all.

(requires a JAVA-enabled browser)

Computing Regression Equations

This site does the computation of a both simple and multiple
regression for small data sets. It is a nice way to see how the
models respond to one or two deviant scores.

Regression analysis

A mathematically detailed discussion of regression.

Description of this extension of simple regression by Hyperstat Online Contents.

SPSS Regression Models

Discusses the many types of regression analyses that can be
conducted with SPSS.

Detailed description of the one-way ANOVA.

Two-Way ANOVA

Detailed description of the two-way ANOVA.

Understanding ANOVA Visually

This hands-on site allows you to see how group differences affect
the ANOVA computations. Great for giving you a conceptual feel for
this complex procedure.

HyperStat Online's Introduction to ANOVA

A fairly detailed discussion of ANOVA and its related topics.

SPSS Topics: ANOVA

Discusses extensively the issues surrounding ANOVA.

Power Analysis for ANOVA Designs

This site not only discusses the issue of power in ANOVA designs,
but also has a little program for computing power.

This is a brief description of this procedure.

A New View of Statistics

Discussion of both ANOVA and ANCOVA models (Note: high level).

Statistical Analysis of the Analysis of Covariance Design

Discusses the mathematical underpinnings of this approach.

Covariance Designs

Description of the principles behind ANCOVA, with liberal use of
scatter plots and regression lines.

Information about the company and its products.

Stata: Statistical Software for Professionals

Free
Statistical Software

Links to sites that give away statistical software.