{"id":"revops-trial-conversion-windows-open-trials-excluded","audience":"revops","category":"sales-work","technique":"verification","track":"sales","level":"intermediate","title":"Calculate trial conversion by window, excluding open trials","free":false,"task":"Calculate September trial conversion. Write exactly 3 plain-text lines: \"14-day: X of Y = Z%\", \"30-day: X of Y = Z%\", and \"Excluded: [what and how many]\". One decimal. The 30-day count includes everyone who converted in 14 days. Do not count trials that are still open in the denominator. Under 50 words.","materialLabel":"Your notes (attached to your prompt automatically)","material":"SEPTEMBER TRIALS (cohort started Sep 1-30; data as of Nov 6)\n- Trials started: 200.\n- Still open (extended trials, not yet decided): 20.\n- Converted to paid within 14 days of trial start: 38.\n- Converted to paid between day 15 and day 30: 14.\n- Converted after day 30: 6.\n- Not converted and closed: the rest.\n\nDefinition: conversion rate = conversions in the window divided by trials that have a final outcome (open trials excluded).\nMarketing's deck uses 38 of 200 = 19.0% and says \"19 percent conversion.\" (Includes open trials in the denominator.)","rules":[{"type":"plainText"},{"type":"maxWords","max":50}],"mistakes":[{"title":"Counting open trials","why":"The AI uses 200 as the denominator (19.0%).","fix":"Add: \"Do not count trials that are still open; the denominator is 180.\"","checks":["r0"]},{"title":"Wrong 30-day numerator","why":"The AI uses 14 or 58.","fix":"Add: \"The 30-day count includes the 14-day conversions: 38 + 14 = 52; exclude the 6 after day 30.\"","checks":["r1"]},{"title":"Missing the excluded line","why":"The AI doesn't say what was left out.","fix":"Add: \"Last line: Excluded: 20 trials still open.\"","checks":["r2"]},{"title":"Extra text","why":"The AI writes commentary on the marketing figure.","fix":"Add: \"Exactly 3 plain-text lines, under 50 words.\"","checks":["plainText","maxWords"]}],"promptHints":[{"label":"Fixes line format","patterns":["14-day:","30-day:","excluded:","x of y"]},{"label":"Open trials","patterns":["still open","not count","denominator"]},{"label":"Cumulative window","patterns":["includes","38 \\+ 14","cumulative"]},{"label":"One decimal","patterns":["one decimal","1 decimal"]},{"label":"Caps","patterns":["under 50 words","3 plain-text lines"]}],"hint":"Fix the three line formats, exclude open trials, and say the 30-day count includes the 14-day ones.","rubricLabels":["The 14-day line is exactly \"14-day: 38 of 180 = 21.1%\" (open trials removed from the 200)","The 30-day line is \"30-day: 52 of 180 = 28.9%\" (38 + 14, not including the 6 that converted after day 30)","The Excluded line says 20 trials still open, and the marketing deck's 19.0% is not used"]}