{"blocks": [{"key": "347737e5", "text": "Scenario", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "41c69a0e", "text": "As a regional manager you observe that the number of successful deliveries in one territory has declined by 10%.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "56fa8674", "text": "Question", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "d8e3f0fd", "text": "How would you diagnose the 10% drop in successful deliveries? Outline the data cuts, hypotheses, and statistical tests you would use.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "cfbae951", "text": "Hints", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "75af73f2", "text": "Talk through segmentation, time-series vs cross-section checks, customer/merchant/dasher metrics, and significance thresholds.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}], "entityMap": {}}