Default mu, skill and sigma values are most likely incorrect

[Jackenmen]

Summary

Reproduction Steps

Check playlist data for player who haven't played on that playlist.

Expected Results

Mu, skill, sigma values should be correct.

Actual Results

Mu, skill, sigma values are incorrect.

Checklist

• [x] I have searched the open issues for duplicates.
• [x] I have shown the entire traceback, if possible.
• [x] I have removed my token from display, if visible.

[Jackenmen]

When Rocket League becomes free to play later this summer, this should be easier to tackle without having to pay for another new account.