From: Learning from errors? The impact of erroneous example elaboration on learning outcomes of medical statistics in Chinese medical students
Mid-term exam score
Final exam score (i.e., delayed test)
t
p
Cohen’s d
Elaboration without training (n = 44)
74.25 (3.72)
72.52 (3.53)
4.48
0.00***
0.48
Elaboration with training (n = 47)
78.02 (3.16)
77.49 (3.87)
1.12
0.27
0.15