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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

Video: Critiquing Design: ABC News "Behavior Lab" Curly vs. Straight Hair

In this video clip, people give their reaction to curly or straight hair on the same woman. Ratings are giving by adult males, job interviewers, and children in three different contexts. This clip provides students with the opportunity to critique the study design in each context. For example, stop the clip at 3:03 for a nice chance to examine the lack control between the two pictures.


Posted: Thursday, May 6, 2010