Off By is a daily game: five real economic statistics, you guess each one with a slider, then see how far off you were. Everyone plays the same questions on the same day.
Average player is off by 25%. I'm usually in that range too.
Free, no account needed.
Curious whether HN skews more accurate than average, and always looking for statistics that are surprising but airtight. If you know a good one, feel free to drop it in the comments.
> In Germany, learning a trade pays you. In America, it costs you. What does the average US student graduate owing — before interest?
In the german apprenticeship system, you're paid to work, starting with a low salary, because you're learning on the job. You're also going to school at the same time (one or two days per week), but you aren't paid for that.