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 playoffs100.0*Average seed
Rooters 690 Batboys 604 +4.9
+0.1
Men 712 Dry Ice 755 +0.1
If winner is:HomeAway
Week of 6/16100.0*Chance in playoffs100.0*Average seed
Pinnsvinene vs Rooters-0.3+0.3
-0.1+0.1
Batboys vs Men-0.3+0.3
+0.1-0.1

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234Count
189-0In100211
178-1In10001,721
167-2In9917,108
156-3In95516,295
145-4In821824,791
134-5100.0%5842024,787
123-699.73070016,496
112-797.5108737,103
101-888.1286121,746
90-960.96139238
Total:99.5%65351100,496
Games Above .500
Chance Will Make Playoffs