A study by Kathy Gilliland on the effect of caffeine on the verbal test scores of introverts and extraverts found that introverts perfrom better than extraverts when they have not ingested any caffeine. But extraverts perfrom better than introverts wehn they have ingested caffeine. This is an example of a factorial design with... Select one: a. a main effect and an interaction b. an interaction but no main effects. c. two main effects and no interaction d. one main effect
A study by Kathy Gilliland on the effect of caffeine on the verbal test scores of introverts and extraverts found that introverts perfrom better than extraverts when they have not ingested any caffeine. But extraverts perfrom better than introverts wehn they have ingested caffeine. This is an example of a factorial design with... Select one: a. a main effect and an interaction b. an interaction but no main effects. c. two main effects and no interaction d. one main effect
Ciccarelli: Psychology_5 (5th Edition)
5th Edition
ISBN:9780134477961
Author:Saundra K. Ciccarelli, J. Noland White
Publisher:Saundra K. Ciccarelli, J. Noland White
Chapter1: The Science Of Psychology
Section: Chapter Questions
Problem 1TY
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A study by Kathy Gilliland on the effect of caffeine on the verbal test scores of introverts and extraverts found that introverts perfrom better than extraverts when they have not ingested any caffeine. But extraverts perfrom better than introverts wehn they have ingested caffeine. This is an example of a factorial design with...
Select one:
a. a main effect and an interaction
b. an interaction but no main effects.
c. two main effects and no interaction
d. one main effect
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