How are these numbers calculated?

Big Games

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

Week of 11/18100.0*Average seed
Pittsburgh 56 Duke 14 +0.5
North_Carolina_State 13 Miami 27 -0.2
Wake_Forest 13 Clemson 35 +0.1
Syracuse 14 Florida_State 45 -0.1
North_Carolina 41 FCS_Other 7 -0.0
Notre_Dame 31 Virginia_Tech 34 -0.0
Georgia_Tech 31 Virginia 17 -0.0
If winner is:HomeHome OTAway OTAway
Week of 11/25100.0*Average seed
Miami vs Duke-0.1-0.1+1.0+1.0
Pittsburgh vs Syracuse+0.1+0.1-0.7-0.7
Florida_State vs Florida-0.1-0.1+0.1+0.1
Virginia_Tech vs Virginia-0.0-0.0+0.1+0.1

What If

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

100100100100100100100100100100100100100100
If finish:Chance will finish regular season at seed
TWW-LChance wins regular season title1234567891011121314Count
51-0No417796,542
40-0No3157632169,114,292
0-1No5528166,542
Total:No3157632169,127,376
Games Above .500
Chance Will Win Regular Season Title