Cohen's d
Effect Size Calculator

Cohen's d
Effect Size Calculator

Darryl S. Wood, PhD
PhD - Simon Fraser University
BCJ, MCJ - New Mexico State University
Associate Professor - Washington State University

For more information on this measure of effect size, do take a look at Interpreting Cohen's d Effect Size: An Interactive Visualization created by Kristoffer Magnusson.



Useful Resources

A Guide to Style and Usage -- From the Congressional Budget Office, this guide will help you sort out acceptable word use, spelling, and phrasing so that your writing will have its maximum effect (or is that "affect"?).

How to Write a Paper for a Scientific Journal -- Great tips on the mechanics of writing an abstract, introduction, methods, results, and discussion sections.

Revising Your Paper -- Great tips from the Odegaard Writing & Research Center at the University of Washington including "How & Why to Revise," "Analyzing your Work," and "Tips on Revisions."

MPA Thesis Template -- Save yourself from the drudgery of putting together your Table of Contents, Table of Table, and Table of Figures by using this MS Word document as a template for your MPA thesis.

Top 10 Little-Known APA Rules -- Some important but little known rules to using APA style; by academic editor Jennifer Cook.

Using the First Person in APA Style -- How to correctly use “I” and “we” in academic writing. By Dr. Louis Hoffman of Saybrook University.

Statistics Calculators -- If you liked my Cohen's d calculator, you're going to love the 102 statistic calculators provided by Dr. Daniel Soper of Cal State Fullerton.

Reporting p Values Correctly -- Points out the rules for reporting significance levels, including how to deal with the p = .000 results you get in SPSS.

ASA Format Guide -- Tips on formating research papers using the style of the American Sociological Association.

... a Little Humor

l.o.l. my thesis -- "Summing up years of work in one sentence."