Free practice · boolean · easy
Practice
Separate relevance from sufficiency
A fact related to the question is automatically sufficient to determine one exact answer.
Information sufficiency test
Stop when the facts determine one exact answer
- Target
- Write the exact requested answer
- Known
- Separate each supplied fact
- Test
- Try two answers that fit every fact
- Decision
- Sufficient, joint, redundant, or insufficient
- Limit
- State the remaining range or missing fact
Relevant evidence may narrow a question without resolving it. Test whether alternatives remain before calculating further.