6ba21a1a35
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
29 lines
1.3 KiB
Plaintext
29 lines
1.3 KiB
Plaintext
==============================================================================
|
|
POWER SIMULATION -- matched_current_d0_3 [metric: # successes (count)]
|
|
==============================================================================
|
|
model: behavior ~ stim + day + stim:day + (1|rat) (behavior = # successes (count); day within-window)
|
|
observed groups: stim n=3, control n=3 nrep=120, alpha=0.05
|
|
ground truth: stim:day=+10.2/day, rat SD=2.916, residual SD=8.54, days=4
|
|
|
|
true stim:day interaction = +10.2 (100% of observed)
|
|
N/group | per-animal power | LME power
|
|
------------------------------------------
|
|
3 | 0.55 | 0.91 <- observed
|
|
5 | 0.93 | 0.98
|
|
8 | 1.00 | 1.00
|
|
12 | 1.00 | 1.00
|
|
16 | 1.00 | 1.00
|
|
24 | 1.00 | 1.00
|
|
|
|
true stim:day interaction = +5.1 (50% of observed)
|
|
N/group | per-animal power | LME power
|
|
------------------------------------------
|
|
3 | 0.11 | 0.33 <- observed
|
|
5 | 0.42 | 0.57
|
|
8 | 0.67 | 0.76
|
|
12 | 0.89 | 0.90
|
|
16 | 0.97 | 0.97
|
|
24 | 1.00 | 1.00
|
|
|
|
Read the per-animal column as the honest power; LME is optimistic (obs-level DF).
|