Evidence
Evidence makes the story credible
- Show what was observed, generated, critiqued, or tested.
- Separate facts, assumptions, and evidence gaps.
- Evidence should explain why a decision changed.
Weak versus strong
Fact
Weak
Users are confused.
Strong
The recommendation reason appears below less important details.
Assumption
Weak
This will increase conversion.
Strong
Students may trust recommendations more when the reason is visible.
Next evidence
Weak
We are done.
Strong
Prototype test: can students explain why a saved option fits?