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 -- naive_a2_d0_5 [metric: # successes (count)]
|
|
==============================================================================
|
|
model: behavior ~ stim + day + stim:day + (1|rat) (behavior = # successes (count); day within-window)
|
|
observed groups: stim n=3, control n=7 nrep=120, alpha=0.05
|
|
ground truth: stim:day=+6.962/day, rat SD=9.643, residual SD=12.11, days=6
|
|
|
|
true stim:day interaction = +6.962 (100% of observed)
|
|
N/group | per-animal power | LME power
|
|
------------------------------------------
|
|
3 | 0.43 | 0.85 <- observed
|
|
5 | 0.87 | 0.96
|
|
8 | 1.00 | 1.00
|
|
12 | 1.00 | 1.00
|
|
16 | 1.00 | 1.00
|
|
24 | 1.00 | 1.00
|
|
|
|
true stim:day interaction = +3.481 (50% of observed)
|
|
N/group | per-animal power | LME power
|
|
------------------------------------------
|
|
3 | 0.12 | 0.31 <- observed
|
|
5 | 0.33 | 0.42
|
|
8 | 0.57 | 0.67
|
|
12 | 0.74 | 0.81
|
|
16 | 0.90 | 0.89
|
|
24 | 0.97 | 0.99
|
|
|
|
Read the per-animal column as the honest power; LME is optimistic (obs-level DF).
|