{"id":"data2-chart-truncated-axis-verdict","audience":"marketing","category":"data","track":"data","technique":"verification","level":"beginner","title":"Check a \"doubled\" claim against a chart with a cut-off axis","free":false,"task":"A teammate's slide says 'Customer satisfaction doubled' next to a bar chart. Write exactly 3 labeled lines in plain text, under 70 words: Verdict, Math and Fix. Verdict is True or Misleading plus a short reason, Math shows the real percent change with the division, and Fix says what to change on the chart.","materialLabel":"Slide text and chart data (attached to your prompt automatically)","material":"Slide 4 - \"Customer satisfaction doubled!\" (Maple & Pine Tea Co.)\n\nBar chart: Satisfaction score (out of 100)\n- Last year: 82\n- This year: 86\n\nChart notes:\n- The vertical axis starts at 80 and ends at 90, so the 82 bar is drawn very short and the 86 bar about three times taller.\n- Survey sample: 400 customers last year, 410 this year.\n- The score is the average of a 0-100 rating question.\n- The footnote on the slide says: \"Source: annual survey\".\n- The slide title was written before the data was final.","rules":[{"type":"plainText"},{"type":"maxWords","max":70}],"mistakes":[{"title":"Agreeing with the chart","why":"The AI trusts the visual and says the bars show a big improvement.","fix":"Add: \"Check the claim against the numbers: 82 to 86.\"","checks":["r0"]},{"title":"No math","why":"The AI says 'a small improvement' without the percent.","fix":"Add: \"Math: (86 - 82) / 82 = about 4.9%.\"","checks":["r1"]},{"title":"No fix","why":"The AI describes the problem but not what to change.","fix":"Add: \"Fix: start the axis at 0 or change the title.\"","checks":["r2"]},{"title":"Leaving the format to chance","why":"The AI picks its own length and layout unless told the exact shape.","fix":"Add: \"Plain text, no bold or headings.\"","checks":["plainText"]},{"title":"Trusting the AI to count words","why":"AI is bad at counting. Ask for a total word limit and it often lands over it.","fix":"Cap each part instead, for example \"each line under 15 words.\"","checks":["maxWords"]}],"promptHints":[{"label":"Gives the three labels","patterns":["verdict:","math:","fix:"]},{"label":"Asks for true or misleading","patterns":["true or misleading","misleading"]},{"label":"Asks for the division","patterns":["division","\\(new","86 ?- ?82"]},{"label":"Mentions the axis","patterns":["axis","start at 0"]},{"label":"Rules out extras","patterns":["no intro","nothing after","use only"]}],"hint":"Chart checks work best when the AI must write the division and say what to fix.","mission":"Is this slide claim true?","musts":["Three labeled lines","Show the division","Say how to fix"],"rubricLabels":["Verdict says Misleading (the score did not double) with a reason about the cut-off axis or small change","Math shows (86 - 82) / 82 = about 4.9% (or 4 points), not 100%","Fix says to start the vertical axis at 0 (or change the title to a true statement such as 'up 4 points'), in exactly three lines labeled Verdict:, Math: and Fix:"]}