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The final correct recall rates as a function of retrieval practice guidance and task difficulty.
| Task difficulty | |||
|---|---|---|---|
| Easy | Medium | Difficult | |
| Guidance | 0.95 (0.09) | 0.92 (0.10) | 0.88 (0.15) |
| No guidance | 0.83 (0.18) | 0.79 (0.21) | 0.70 (0.26) |
The standard error of the mean is in parentheses.
