{"slug":"rampstackco-experiment-design","source_name":"rampstackco/experiment-design","name":"Rampstackco/Experiment Design","description":"A discipline for designing experiments (A/B tests, multivariate, holdouts) so the results actually answer the question you asked. Hypothesis writing, sample size, duration, segment analysis, interpretation, decision-making, and the common failure modes that produce confidently wrong shipping decisions.","version":2,"lift":{"pass_rate_delta_pts":13.04,"pass_rate_pct":82.6,"total_cases":23,"passed_cases":19,"tokens_delta_pct":259.4,"turns_delta_pct":0,"verdict":"mixed","benchmark_model":"gemini-3.6-flash","grading_method":"judged","completed_at":"2026-08-20T00:17:02.189209+00:00"},"skill_score":null,"benchmark_models":[{"model":"gemini-3.6-flash","headline":true,"delta_pts":13.04,"with_pass_pct":82.6,"without_pass_pct":69.6,"tokens_delta_pct":259.4,"turns_delta_pct":0,"total_cases":23,"cases_aggregated":23,"verdict":"mixed","never_hurt":false,"completed_at":"2026-08-20T00:17:02.189209+00:00","run_id":"509aa133-d029-46b6-822d-3e3d3d598916","version_number":2,"is_latest_version":true,"gate":null}],"trust":{"skill_safety":"passed","safety_status":"clean","intent_verdict":"safe","content_status":"clean","indexable":true},"license":"MIT","install_count":0,"manifest_hash":"884a4b22be0fb1b5705289ed6c6a701d3036a011dcecc2e4caf871f28a10741c","raw_url":"https://app.decimal.ai/s/rampstackco-experiment-design/SKILL.md","scorecard_url":"https://app.decimal.ai/skills/rampstackco-experiment-design"}