StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    R- Why are Xs added to the names of variables in my data frame?
| Author | Votes | Δ | 
|---|---|---|
| G. Grothendieck | 13 | +1.61 | 
| Ben Bolker | 2 | -0.06 | 
| Richie Cotton | 1 | -1.55 | 
Last visited: Sep 14, 2014, 5:07:29 AM