PSYC08

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PSYC08 Review Questions I  

• From a structural approach, an individual
  observation is viewed as being composed of what
  three components? How do these components relate
  to the sums-of-squares (total, error, and
  treatment)?
• How are the true population mean, the sample
  means, and the mean of the sampling distribution
  of the means related?
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• Why is expected value of F ratio 1?
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• What is the magnitude of the experimental effect
  and when do when use it?
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• What is Power and when do we need to calculate
  it?
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• Why do we need to assume homogeneity of variance?
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• Do the following data support the researchers
  hypothesis that the drugs differ with respect to
  hand-eye coordination?
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Group1 Group2 Group3 4 6 4 6 6 8 8 4 34 2 2 2 4 2
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