fd40b6fb54
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
29 lines
1.3 KiB
Plaintext
29 lines
1.3 KiB
Plaintext
==============================================================================
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POWER SIMULATION -- unmerge_d6_13 [metric: # successes (count)]
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==============================================================================
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model: behavior ~ stim + day + stim:day + (1|rat) (behavior = # successes (count); day within-window)
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observed groups: stim n=3, control n=2 nrep=120, alpha=0.05
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ground truth: stim:day=+2.267/day, rat SD=7.117, residual SD=7.733, days=8
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true stim:day interaction = +2.267 (100% of observed)
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N/group | per-animal power | LME power
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------------------------------------------
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3 | 0.46 | 0.62 <- observed
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5 | 0.77 | 0.90
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8 | 0.95 | 0.99
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12 | 1.00 | 1.00
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16 | 1.00 | 1.00
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24 | 1.00 | 1.00
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true stim:day interaction = +1.133 (50% of observed)
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N/group | per-animal power | LME power
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------------------------------------------
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3 | 0.12 | 0.20 <- observed
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5 | 0.27 | 0.38
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8 | 0.41 | 0.47
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12 | 0.54 | 0.62
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16 | 0.72 | 0.74
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24 | 0.91 | 0.93
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Read the per-animal column as the honest power; LME is optimistic (obs-level DF).
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