You've joined LearnUp, an online learning platform. Product wants to know which courses are effective — and two traps are already waiting. A course launched last month and one running three years cannot be compared on raw counts. And *"average days to complete"*, computed over the people who finished, flatters every course, because the ones who took forever and gave up are not in the average.

out of scopeQuizzes · certificates · refunds · payouts · per-lesson progress