{"blocks": [{"key": "e97faa41", "text": "Scenario: Content‑reporting tools can be gamed. Calculate valid‑report ratios and detect users spamming false reports using SQL‑friendly metrics.", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "5dd03af9", "text": "", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "2729c7c3", "text": "Question 1: Compute the share of reported users with at least one valid report. (Hint: numerator/denominator definition, deduping)", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "81d5f649", "text": "Question 2: How would you detect misuse of the reporting function? Provide metrics and SQL. (Hint: report frequency vs hit‑rate)", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}], "entityMap": {}}