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Research Methods

The Science of Psychology


Reliability & Validity

Conceptualizing a Research Study

Descriptive Methods

Key Elements of Experimental Design

Experimental Designs

Quasi-Experimental Designs

Applying Research Concepts

General Review Material


Why We Need Statistics

Levels of Measurement

Central Tendency and Variability

Inferential Statistics

Statistical Significance

Single Sample t-test

t-test for Dependent Means

t-test for Independent Means

One-way Analysis of Variance

Factorial Analysis of Variance

Repeated Measures Analysis of Variance




Scale Reliability

Applying Statistical Concepts

General Review Material

PowerPoint: Factorial Design: Pepsi Challenge

This activity leads students through a factorial design where students are in one of four conditions where they provide taste ratings for soda (Pepsi vs. Coke) either while knowing or not knowing the brand.

Factorial Design; Identifying IVs & DVs; Manipulating Independent Variables

Author: Gary Lewandowski

Posted: Wednesday, May 12, 2010