Table 3

Performance on progress quizzes with the revised curriculum

Quiz 1Quiz 2Quiz 3Quiz 4Quiz 5ANOVA F df (between group, within group)P valueη2
NMean (SD)NMean (SD)NMean (SD)NMean (SD)NMean (SD)
Year 1 (2018–2019)3359 (27)3066 (22)1680 (21)n/an/an/an/a2.48 (2, 31)0.100.138
Year 2 (2019–2020)1547 (23)2657 (28)2152 (24)1764 (24)n/an/a1.49 (3, 74)0.220.057
Year 3 (2020–2021)3251 (16)3061 (30)3063 (27)2967* (16)3170† (19)3.71 (4, 147)0.0070.092
  • *Post hoc analysis of Quiz 1 to Quiz 4 performance: t=−3.85, p<0.001, Cohen’s ds=0.93.

  • †Post hoc analysis of Quiz 1 to Quiz 5 performance: t=−4.62, p<0.001, Cohen’s ds=1.17.

  • ANOVA, analysis of variance.