# Sufficiency

- If $P$ is sufficient for $Q$, then knowing $P$ to be true is adequate grounds to conclude that $Q$ is true
- However, knowing $P$ to be false does not meet a minimal need to conclude that $Q$ is false

- If $P$ is sufficient for $Q$, then knowing $P$ to be true is adequate grounds to conclude that $Q$ is true
- However, knowing $P$ to be false does not meet a minimal need to conclude that $Q$ is false