DETERMINING SAMPLE SIZE FOR PLANNED AND POST HOC ANALYSIS OF VARIANCE COMPARISONS1

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Journal of Educational MeasurementVolume 12, Issue 2 p. 99-108 DETERMINING SAMPLE SIZE FOR PLANNED AND POST HOC ANALYSIS OF VARIANCE COMPARISONS1 JOEL R. LEVIN, Corresponding Author JOEL R. LEVIN University of WisconsinLEVIN, JOEL R. Address: Department of Educational Psychology, 1025 W. Johnson St., University of Wisconsin, Madison, Wl 53706. Title: Professor of Educational Psychology. Degrees: A.B., M.A., Ph.D. University of California, Berkeley. Specialization: Children's cognitive learning, educational research design and analysisSearch for more papers by this author JOEL R. LEVIN, Corresponding Author JOEL R. LEVIN University of WisconsinLEVIN, JOEL R. Address: Department of Educational Psychology, 1025 W. Johnson St., University of Wisconsin, Madison, Wl 53706. Title: Professor of Educational Psychology. Degrees: A.B., M.A., Ph.D. University of California, Berkeley. Specialization: Children's cognitive learning, educational research design and analysisSearch for more papers by this author First published: June 1975 https://doi.org/10.1111/j.1745-3984.1975.tb01012.xCitations: 65 1 A longer version of this paper (Levin, 1972) may be obtained from the author on request. 1 am grateful to G. William Walster for several discussions about these concepts over the past few years AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onFacebookTwitterLinked InRedditWechat Citing Literature Volume12, Issue2June 1975Pages 99-108 RelatedInformation