Soul s5: draw p7 shared 13 answers with a degraded arm; redrawn, plus p8. Numbers in docs and FLOOR_Z doc now from 8 independent draws.
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
A one-pair floor read Regressed(Meaning) on a prompted repeat when two means met by chance. The floor is now FLOOR_Z standard errors of the paired per-item difference, pooled over >=3 floor arms (paired_floor); decide_panel's gain test requires the sum of composite deltas to clear the root of the floors squared. Calibrated on runs/distil-base: prompted repeat NoGain 92%, degraded arms Regressed.
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>