Average Score in Challenge

Question

I think it is fun to calculate average score in Challenge.
Just like a baseball pitcher have a Win-Loss and ERA record

Does anyone have the same idea as me ?

Answer 1

Well it is (mostly) easy to calculate wirh just the data you see.
Except,
When the person is a total newbie in challenging in the language.
I don't see the fun, but the scores arw calculared with the Elo system.