> -----Original Message----- > From: Rob Flint [mailto:flintr@;mail.strose.edu] > Sent: Monday, November 11, 2002 5:40 AM > To: Teaching in the Psychological Sciences > Subject: Marginally Significant? > > One of my students doing her senior thesis ran her stats and got results of > .056 and .08 for two different ANOVAs. In the past I have seen published > studies indicating that these are "marginally significant." How do you deal > with results of this nature? More importantly, do you have any citations > (journals or books) that discuss the value of including/discussing results > that seem to "approach significance"?
Check your power. If it is typical of psychological research, it is at less than .50 (see Cohen's resaerch on this from the 1960s, and Sedlmeier & Gigerenzer's from the 1980s). Then, run more subjects to get your power up to a reasonable level. Regards, -- Christopher D. Green Department of Psychology York University Toronto, Ontario, Canada M3J 1P3 e-mail: [EMAIL PROTECTED] phone: 416-736-5115 ext. 66164 fax: 416-736-5814 http://www.yorku.ca/christo/ --- You are currently subscribed to tips as: [EMAIL PROTECTED] To unsubscribe send a blank email to [EMAIL PROTECTED]
