{"blocks": [{"key": "d7f52c70", "text": "Scenario", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "09b5fd88", "text": "Detecting dead links with a data set of 1,000 labeled URLs (good vs. bad).", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "91e35457", "text": "Question", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "493b0645", "text": "Walk through how you would build and evaluate a classifier. Which metric would you choose and why might AUROC be preferred over accuracy for imbalanced data?", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "957aa4e9", "text": "Hints", "type": "header-two", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}, {"key": "5dc53c77", "text": "Logistic regression plus class-imbalance-aware metrics.", "type": "unstyled", "depth": 0, "inlineStyleRanges": [], "entityRanges": [], "data": {}}], "entityMap": {}}