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Preliminary analysis, t-test, ANOVA (cont) (Between-subjects One-way ANOVA…

- - - - due to experimental manipulation, Model Sum of Squares
    - - ue to individual differences, Residual Sum of Squares
  - - - between-groups df = # of groups - 1
      - within-groups df = # of participants - # of groups
      - report both df
    - - significant comparisons
- - - - report ALL post-hoc comparisons (use Games-Howell)
        
        names of the two groups/conditions, Mean Diff, SE, sig
        
        tell readers which groups is higher/lower than which
- - - - null hypo - variances of the differences btw conditions are equal
      - p > .05 = assumption met
      - Report - chi-square