search for: completiontime

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2009 Apr 01
1
Help with mixed-effects model with temporal pseudoreplication!
...I am trying to use R to analyze the data from my thesis experiment and I am having troubles accounting for the pseudoreplication properly from having each participant repeat each treatment combination (combination of fixed factors) 5 times. The design of the experiment is as follows... Responses: CompletionTIme VisitedTargets Fixed-factors: Targets (4-levels): 4, 9, 14, 19 Entropy (3-levels): Low, Medium, High Random-factors: Participants: 31 total participants Replicates: 5 (this could also be viewed as a time factor I think) BlockOrder: 1 though 60 (the order of the trials was random for each particip...