From: Optimizing song retention through the spacing effect
Measure
Massed M (SD)
2 day M (SD)
1 week M (SD)
BF10 overall
BF10 Massed vs. 2Â day
BF10 Massed vs. 1Â week
BF10 2Â day vs. 1Â week
Session 3 trials to criterion
3.37 (1.45)
2.72 (1.41)
2.46 (1.48)
1.11
0.93
2.62
0.32