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 9/14100.0*Chance in playoffs100.0*Average seed
Doc vs Mitch-10.4+10.4
-0.7+0.7
If winner is:HomeAway
Week of 9/21100.0*Chance in playoffs100.0*Average seed
Mitch vs Ballgame+10.4-10.4
+0.7-0.7

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
1313-0In10030,523
1212-1In1000130,993
1111-2In9820784,038
1010-3In8614002,875,174
99-4100.0%50419107,182,455
88-597.6934381620012,925,419
77-651.9031634321420017,231,264
66-72.1002143234163017,225,544
55-80.0002163834912,918,935
44-9Out01941507,175,286
33-10Out00014862,874,219
22-11Out0298783,974
11-12Out0100130,890
00-13Out10030,706
Total:40.0%1010101010101010101082,299,420
Games Above .500
Chance Will Make Playoffs