How are these numbers calculated?

Big Games

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

Week of 6/9100.0*Chance in playoffs
Men 712 Dry Ice 755 +0.1
Rooters 690 Batboys 604 -0.1
If winner is:HomeAway
Week of 6/16100.0*Chance in playoffs
Batboys vs Men+0.6-0.0

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234Count
139-046.2%465493
128-1Out10012
117-24.1496266
106-30.91992,927
95-40.1010016,096
84-50.1010050,050
4-7Out100232,044*
Total:0.0%0100301,488

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs