{"blocks": [{"key": "6d4d4d4b", "text": "Scenario", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "20557b44", "text": "A food-delivery marketplace is seeing growing customer complaints about orders arriving late.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "5826fd31", "text": "Question", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "bc3509f8", "text": "You are a Product Manager tasked with solving delivery delays.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "78311e47", "text": "Which metrics would you examine first and why?", "type": "unordered-list-item", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "431755e3", "text": "How would you identify root causes and segment the problem?", "type": "unordered-list-item", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "7de97521", "text": "Propose an experiment or product change to improve on-time delivery.", "type": "unordered-list-item", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "654dbf95", "text": "Hints", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "93194468", "text": "Clarify the problem, define primary (on-time %) and secondary metrics, segment by region/restaurant/courier, form hypotheses, design A/B or geo-holdout test.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}], "entityMap": {}}