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Table 4 Variance decomposition (ANOVA) for performance and confidence pre and post collaboration

From: What interdependence can tell us about collaborative learning: a statistical and psychological perspective

  Var(dyad) Var(error) Var(overall) Var(dyad) Var(error) Var(overall)
  Performance pre Performance post
Without MC − 1.39 4.81 3.45 2.11 1.02 3.09
With MC − 0.74 5.08 4.35 0.70 1.53 2.20
  Confidence pre Confidence post
Without MC 0.83 6.62 7.43 1.29 3.74 5.00
With MC 0.38 4.15 4.52 3.42 2.73 6.06