: Sufficient for quick pivot tables and basic trend analysis.
: Ensure categorical data like employment status is consistently labeled (e.g., "Full-time" vs "FT"). Couple.uk.csv
: Survey data often has "Refused" or "Don't Know" entries. Decide whether to drop these or impute them based on the median. : Sufficient for quick pivot tables and basic trend analysis
: Best for statistical plotting and complex cleaning. Couple.uk.csv