How are these numbers calculated?

Big Games

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

If winner is:HomeAway
Week of 10/2100.0*Chance in playoffs100.0*Average seed
Okolona vs Europa-15.3+15.3
-0.7+0.7
If winner is:HomeAway
Week of 10/9100.0*Chance in playoffs100.0*Average seed
Europa vs Bruce+15.3-15.3
+0.7-0.7

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456Count
55-0In1002,929,316
44-1In7029114,462,621
33-299.8%8394211028,924,914
22-353.10114238828,912,981
11-41.01297014,449,570
00-5Out1002,931,338
Total:66.7%17171717171792,610,740
Games Above .500
Chance Will Make Playoffs