How are these numbers calculated?

Big Games

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

If winner is:HomeDrawAway
Week of 10/22100.0*Chance wins title100.0*Average seed
Timbers vs WhitecapsNo+60.8Yes
-0.4+0.6+0.6

What If

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

100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins title123Count
90-0-039.2%396118,441,669,594
Total:39.2%396118,441,669,594
Points
Chance Will Win Championship