Concepedia

George A. Johanson

GA

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Publications

13

Citations

1.2K

H-Index

12

Active since

1993

Affiliations

Ohio University(Current)

George A. Johanson is an author at Ohio University specializing in education, psychology, and item response theory.

ORCID

Top concepts

Publications per year

1993–2021

13

Publications

13

Initial Scale Development: Sample Size for Pilot Studies

George A. Johanson, Gordon P. Brooks · Educational and Psychological Measurement · 2009 · 911 citations

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TAP: Test Analysis Program

Gordon P. Brooks, George A. Johanson · Applied Psychological Measurement · 2003 · 52 citations

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Sample Size Considerations for Multiple Comparison Procedures in ANOVA

Gordon P. Brooks, George A. Johanson · Journal of Modern Applied Statistical Methods · 2011 · 50 citations · Full text

Effectiveness of frequent testing over achievement: A meta analysis study

Gülşah Başol, George A. Johanson · Journal of Human Sciences - Journal of Human Sciences · 2009 · 35 citations · Full text

An Analysis of Sex-related Differential Item Functioning in Attitude Assessment

Hamzeh Dodeen, George A. Johanson · Assessment & Evaluation in Higher Education · 2003 · 23 citations

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