Repeated-Measures ANOVAs for Neural Data in Experiment 2
| Terms . | F-statistics . | df1 . | df2 . | p Value . | η2 . |
|---|---|---|---|---|---|
| Negative Slow Wave | |||||
| Early (250–750 msec) | |||||
| Set Size (2, 4) | 22.21 | 1 | 19 | <.001 | .54 |
| Condition (Ingrouped to Ungrouped) | 9.11 | 1 | 19 | .007 | .32 |
| Set Size × Condition | 3.07 | 1 | 19 | .10 | .14 |
| Middle (750–1250 msec) | |||||
| Set Size (2, 4) | 5.11 | 1 | 19 | .036 | .21 |
| Condition (Grouped, Ungrouped) | 3.49 | 1 | 19 | .077 | .16 |
| Set Size × Condition | 2.39 | 1 | 19 | .14 | .11 |
| Late (1250–1750 msec) | |||||
| Set Size (2, 4) | 3.33 | 1 | 19 | .084 | .15 |
| Condition (Grouped, Ungrouped) | 0.64 | 1 | 19 | .43 | .03 |
| Set Size × Condition | 2.76 | 1 | 19 | .11 | .13 |
| Alpha Power | |||||
| Early (250–750 msec) | |||||
| Set Size (2, 4) | 14.51 | 1 | 19 | .001 | .43 |
| Condition (Grouped, Ungrouped) | 2.97 | 1 | 19 | .10 | .14 |
| Set Size × Condition | 0.08 | 1 | 19 | .78 | .00 |
| Middle (750–1250 msec) | |||||
| Set Size (2, 4) | 10.32 | 1 | 19 | .005 | .35 |
| Condition (Grouped, Ungrouped) | 3.01 | 1 | 19 | .10 | .14 |
| Set Size × Condition | 4.89 | 1 | 19 | .04 | .21 |
| Late (1250–1750 msec) | |||||
| Set Size (2, 4) | 2.61 | 1 | 19 | .12 | .12 |
| Condition (Grouped, Ungrouped) | 0.58 | 1 | 19 | .46 | .03 |
| Set Size × Condition | 3.84 | 1 | 19 | .065 | .17 |
| Terms . | F-statistics . | df1 . | df2 . | p Value . | η2 . |
|---|---|---|---|---|---|
| Negative Slow Wave | |||||
| Early (250–750 msec) | |||||
| Set Size (2, 4) | 22.21 | 1 | 19 | <.001 | .54 |
| Condition (Ingrouped to Ungrouped) | 9.11 | 1 | 19 | .007 | .32 |
| Set Size × Condition | 3.07 | 1 | 19 | .10 | .14 |
| Middle (750–1250 msec) | |||||
| Set Size (2, 4) | 5.11 | 1 | 19 | .036 | .21 |
| Condition (Grouped, Ungrouped) | 3.49 | 1 | 19 | .077 | .16 |
| Set Size × Condition | 2.39 | 1 | 19 | .14 | .11 |
| Late (1250–1750 msec) | |||||
| Set Size (2, 4) | 3.33 | 1 | 19 | .084 | .15 |
| Condition (Grouped, Ungrouped) | 0.64 | 1 | 19 | .43 | .03 |
| Set Size × Condition | 2.76 | 1 | 19 | .11 | .13 |
| Alpha Power | |||||
| Early (250–750 msec) | |||||
| Set Size (2, 4) | 14.51 | 1 | 19 | .001 | .43 |
| Condition (Grouped, Ungrouped) | 2.97 | 1 | 19 | .10 | .14 |
| Set Size × Condition | 0.08 | 1 | 19 | .78 | .00 |
| Middle (750–1250 msec) | |||||
| Set Size (2, 4) | 10.32 | 1 | 19 | .005 | .35 |
| Condition (Grouped, Ungrouped) | 3.01 | 1 | 19 | .10 | .14 |
| Set Size × Condition | 4.89 | 1 | 19 | .04 | .21 |
| Late (1250–1750 msec) | |||||
| Set Size (2, 4) | 2.61 | 1 | 19 | .12 | .12 |
| Condition (Grouped, Ungrouped) | 0.58 | 1 | 19 | .46 | .03 |
| Set Size × Condition | 3.84 | 1 | 19 | .065 | .17 |
We applied 2 (Set Size 2, 4) × 2 (Grouped, Ungrouped) repeated-measures ANOVAs to voltage and alpha power at parieto-occipital electrodes averaging over delay activity in three equally sized windows of 500 msec each. Significant (p < .0167; Bonferroni-corrected for α = .05) effects in bold.