How are these numbers calculated?

Big Games

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

Week of 11/22100.0*Average seed
Mantha 2 McEwen 6 +0.1
Coffey 1 Douglas 10 +0.1
Lynch 10 Vollrath 1 -0.1
Mantha 3 Vollrath 0 -0.1
If winner is:HomeTieAway
Week of 11/29100.0*Average seed
Guest vs Mantha+0.6+0.1-0.6
Guest vs Gravel+0.6-0.4-0.6
Lynch vs McEwen-0.1-0.1+0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678RelegatedCount
112-0-0In4753No5,516,421
101-0-1In4852No1,157,971
91-1-0In100No11,082,755*
80-1-1In5050No1,160,476
70-2-0In100No5,513,913
Total:In11145025No24,431,536

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs