Browsing by Subject "Analysis of variance"
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Internal and External Validity: Two Faces of the Same Coin
(2009)Internal and external validities have been traditionally presented as two different topics. The present paper brings them together by showing how the two are related when the samples have been previously selected on a ... -
THE ACHILLES HEEL OF PSYCHOLOGY: HOW CONVENIENCE SAMPLING AFFECTS PARAMETER ESTIMATES
(2013)Many have commented on potential problems associated with using under- graduate psychology students as research participants (e.g. Arnett, 2008; Hen- rich, Heine, & Norenzayan, 2010; Highhouse & Gillespie, 2009; Rosenthal ...