How are these numbers calculated?

Big Games

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

Week of 2/12100.0*Average seed
It's Only Game 182 Icemen 187.1 +0.5
Manchester Lions 126 Chaput My Pants 139.5 -0.2
If winner is:HomeTieAway
Week of 2/19100.0*Average seed
Icemen vs Team T.Cline+0.2+0.1-0.2
Chaput My Pants vs Team TSADL-0.2+0.1+0.2

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inPlayoffChance will finish regular season at seed
TWW-L-Tplayoffsbye1234567891011121314151617181920Count
18.5-19InYes1001,226,941*
181-1-0InYes77232,028,088
0-0-2InYes772311,197
17.50-1-1InYes7327213,368
170-2-0InYes27731,012,726
Total:InYes72284,492,320

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs