Unformatted text preview: c) 3 X 3 X 3 N = 20 subjects per condition= 180 Examining group differences for a single factor involves testing for a(n) (main or interaction) effect? Main Effect Examining group differences for the combination of two or more factors involves testing for a(n) (main or interaction) effect? Interaction Effect A corporation wishes to determine whether a face-to-face conference or a tele-conference is viewed as more satisfactory by their national versus international firms and by their management staff versus regular employees. Satisfaction is measured on a Likert-type scale from 1-7, with 1 indicating the least satisfaction and 7 indicating the most satisfaction. a) what type of factorial design is this? 2x2x2 b) How many possible main effects are there? 3 c) How many possible interaction effects are there? 3...
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- Fall '08
- main effect, 3 L, following factorial designs