{"blocks": [{"key": "657a3382", "text": "Scenario", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "6aaf441c", "text": "Rideshare airport surge pricing push notifications need rigorous measurement of causal impact", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "9aaff4a5", "text": "Question", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "caef771e", "text": "Design an experiment to evaluate the effectiveness of the push notification on resolving supply shortages. Specify success metrics, driver-level A/B setup, how to handle spill-over effects, and how you will establish causality.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "76330506", "text": "Hints", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "233d7deb", "text": "Think cluster randomization, geo-split, CUPED, difference-in-difference, guard-rail metrics, and contamination checks.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}], "entityMap": {}}