Prompt
A notebook claims 'conversions doubled' using a truncated y-axis chart. Recompute from raw events and state the true ratio; call out the chart issue.
Success criteria
- True ratio within 1%
- Explicitly notes truncation/misleading viz
Scoring hints
- Communication + grounding
Budget 600s
Tools required · web no · code yes
Tags viz, integrity
Primary type Data / analytics agent. Gold is not in this payload. API
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