How are these numbers calculated?

Big Games

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

Week of 9/11100.0*Chance in playoffs100.0*Average seed
BYU 33 Houston 25 +5.1
+8.1
Virginia Tech 21 East Carolina 28 +0.2
If winner is:HomeAway
Week of 9/18100.0*Chance in playoffs100.0*Average seed
BYU vs Virginia+6.5-6.5
+7.4-7.3
West Virginia vs Oklahoma+0.5-0.5
Fresno St vs Div. I-AA-0.1+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124Count
169-0In982185
158-1In811721,841
147-294.7%2434251141006,940
136-320.902612161817138421000016,351
125-40.0000011235781112121110753210000024,524
114-5Out00000011122345678101010975421100000024,828
103-6Out0000000001112233567899987643211000016,551
92-7Out000000011123456810101010875321100007,094
81-8Out0000001123578111312129742110001,763
70-9Out1146917121412148231185
Total:12.0%33333332221223333221111111122222222111000000001111122211110000000000000011111100000000000000000000000000000000000000100,262
Games Above .500  (Full Screen)
Chance Will Make Playoffs  (Full Screen)