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Moderator effects differ on alternative effect-size measures

Smithson, Michael; Shou, Yiyun


This paper discusses largely ignored issues regarding moderation of effect-sizes. We show that, under commonly-occurring conditions, popular alternatives for effect-size measures in ANOVA and multiple regression are not moderated identically across independent samples. Effects may appear to be unmoderated according to one effect-size measure but not according to another, or may even be moderated in opposite directions. We identify the conditions under which differential effect-size moderation...[Show more]

CollectionsANU Research Publications
Date published: 2016-04-29
Type: Journal article
Source: Behavior research methods
DOI: 10.3758/s13428-016-0735-z
Access Rights: Open Access


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