One way repeated ANOVA Flashcards
1
Q
Benefits of repeated measures
A
More sensitive, reduced unsystematic bias, better measure of variables, individual differences are controlled
2
Q
Problems with repeated measures
A
Fatigue, order effects and practice effects
3
Q
How to combat problems with repeated measures
A
Counterbalancing
4
Q
Assumptions of repeated ANOVA
A
Sphecity (scores across conditions correlate)
5
Q
Sphecity
A
Use Mauchley’s test if significant adjust using GG of HG
6
Q
Green house Geiser or Huynh-Fledt
A
GG more conservatoire, HF loses more power
7
Q
k =
A
number of conditions
8
Q
Planned contrasts with repeated ANOVA?
A
no use t-tests or marginal means
9
Q
What will come out of a mixed model ANOVA?
A
Main effects, 2-way interactions and a 3 way interaction
