How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

Week of 5/1100.0*Chance wins title100.0*Average seed
Hull City 3 Wigan Athletic 1 +7.4
Peterborough Un 3 Lincoln City 3 +5.3
Week of 5/8None

What If

Chances based on how well the Hull City finish out the regular season.   Explain

If finish:ChanceChance will finish season at seed
TPW-D-Lwins titlePromoted123456789101112131415161718192021222324RelegatedCount

* Row combines multiple less frequent records.

Chance Will Win Championship