Community festival volunteer logs leave the role field blank on weekends. Filling those blanks with the weekday mode would invent a role that never happens on Saturday. Which missing-categorical treatment is appropriate?
Select an answer to reveal the explanation.
Short Explanation
Think of weekend volunteer logs with a blank role. Filling those with the weekday mode invents a Saturday job that never happens. Use an explicit unknown bucket or a time-aware fill. Do not silently stamp weekday majority.
Full Explanation
Handle missing categoricals without silently inventing the majority weekday label. An explicit unknown bucket or a time-aware fill is the right treatment. Weekday mode, dropping weekends, and Rekognition invent or erase Saturday roles.