StackRating
An Elo-based rating system for Stack Overflow
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Answers and rating deltas for
Calculate the average from several columns and group by group_id
Author
Votes
Δ
Stephan
3
+4.15
Akash KC
2
+1.11
hims056
1
-1.55
Last visited: Sep 14, 2014, 5:07:29 AM