Free practice · matching · hard
Practice
Match source conflicts to checks
Match each evidence conflict to the best first check.
Structured evidence checklist
Keep every value attached to its source context
- Source
- Authoritative table and refresh time
- Record
- Stable row identity
- Field
- Correct column and definition
- Scope
- Unit, period, filters, and population
- Reconcile
- Totals, notes, and a second view
Rows, columns, units, periods, filters, and refresh times determine whether table values can be combined or compared.