Table 8.
Results of the analysis of variance for the power of the recommended frequency in the postmeasurement block.
| Factor | F (df) | P value |
| Group | 0.49 (1,37) | .49 |
| Block | 3.60 (1,37) | .07 |
| Group × block | 0.58 (1,37) | .45 |
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