{"id":"prod2-col-summer-course-vs-job","audience":"college","category":"decisions","track":"productivity","technique":"grounding","title":"Choose between a summer course and a job with your savings rule","free":false,"task":"Your rule: pick the summer option that leaves you at least $1,500 saved by Aug 31. Write exactly 3 numbered lines: one per option showing the savings math (earnings minus costs), then 3. Pick: the option and one reason under 12 words. The course fee went up after you first looked, so use the new fee. Plain text, under 70 words.","materialLabel":"Your notes and a registrar email (attached to your prompt automatically)","material":"Summer options (June 1 - Aug 31, 10 weeks)\n\nOption A: Full-time job at Lakeview Day Camp\n- $15/hour x 25 hours/week x 10 weeks\n- No other costs (I live at home)\n\nOption B: Summer stats course (to graduate a semester early) + part-time job\n- Course fee: $1,200\n- Part-time library job: $15/hour x 10 hours/week x 10 weeks\n- Living at home either way\n\nMy advisor says graduating early saves a semester of tuition later. That's true but my rule is about this summer.\nMy friend is doing the camp too.\n\nEmail from the Registrar (May 2):\n\"Summer session fees have been updated. The fee for STAT 210 is now $1,650 (includes the new lab fee).\"\n","rules":[{"type":"numberedItems","count":3},{"type":"maxWords","max":70},{"type":"plainText"}],"mistakes":[{"title":"Using the old fee","why":"The notes say $1,200, and the AI misses the registrar's update.","fix":"Add: \"The course fee is $1,650 now.\"","checks":["r1"]},{"title":"Hiding the math","why":"The AI says one option 'saves more' without showing it.","fix":"Add: \"Show each option's math, like $15 x 25 x 10 = $3,750.\"","checks":["r0","r1"]},{"title":"Ignoring your rule","why":"The AI weighs graduating early and picks the course.","fix":"Add: \"My rule: at least $1,500 saved by Aug 31.\"","checks":["r2"]},{"title":"A long essay","why":"The AI writes pros and cons with headings.","fix":"Say: \"Exactly 3 numbered lines. Plain text.\"","checks":["numberedItems","plainText","maxWords"]},{"title":"Trusting the AI to count words","why":"AI is bad at counting words, so a total word cap usually lands over.","fix":"Cap each line: \"each line under 15 words.\"","checks":["maxWords"]}],"promptHints":[{"label":"States the rule","patterns":["1,?500","rule"]},{"label":"Uses the new fee","patterns":["1,?650","registrar","new fee"]},{"label":"Asks for the math","patterns":["math","earnings","minus"]},{"label":"Sets the line count","patterns":["\\b(3|three)\\b.{0,15}lines?"]},{"label":"Caps the length","patterns":["\\d+\\s*words"]}],"hint":"A decision rule makes the AI's answer checkable. Give it your rule, the current fee, and ask it to show the math before the pick.","rubricLabels":["Option A shows $15 x 25 x 10 = $3,750 saved","Option B uses the new $1,650 fee: $15 x 10 x 10 = $1,500 earned, minus $1,650 = -$150","Line 3 starts with 'Pick:' and names the camp job (Option A)"]}