How are these numbers calculated?

Big Games

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

Week of 8/30100.0*Chance in playoffs100.0*Average seed
Indiana 14 Non-Conference 42 -2.5
-0.4
Michigan State 37 Non-Conference 20 -0.2
Michigan 28 Non-Conference 14 -0.2
Non-Conference 38 Northwestern 28 +0.2
Penn State 27 Non-Conference 14 -0.2
Nebraska 38 Non-Conference 14 -0.2
Purdue 55 Non-Conference 14 -0.2
Illinois 17 Non-Conference 28 +0.2
Wisconsin 17 Non-Conference 27 +0.2
Ohio State 21 Non-Conference 17 -0.2
Non-Conference 10 Iowa 45 -0.1
If winner is:HomeAway
Week of 9/8100.0*Chance in playoffs100.0*Average seed
Non-Conference vs Indiana-1.2+0.7
-0.5+0.3
Minnesota vs Non-Conference-0.1+0.2
Non-Conference vs Purdue+0.2-0.1
Iowa vs Non-Conference-0.1+0.2
Non-Conference vs Nebraska+0.2-0.1
Non-Conference vs Penn State+0.2-0.1
Michigan vs Non-Conference-0.1+0.2
Non-Conference vs Michigan State+0.2-0.1
Ohio State vs Non-Conference-0.1+0.2
-0.0+0.1
Northwestern vs Non-Conference-0.1+0.1
-0.0+0.1
Non-Conference vs Wisconsin+0.1-0.0
Non-Conference vs Illinois+0.1-0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
1111-072.1%4527116321000145,786
1010-139.7192117129642112542,263
99-227.912161513119753225243,063
88-318.381011121110986546826,182
77-411.656891010111098671,843,915
66-57.7435689101112121192,841,252
55-65.9422357911131516133,076,572
44-75.541123469131721192,339,262
33-85.841011246101826261,228,407
22-96.5520001247163034421,344
11-107.052000012513314186,124
00-116.652000029334910,258
Total:8.4%544567891113151412,964,428
Games Above .500
Chance Will Make Playoffs

Lottery

Ye of little faith, already thinking about next year. Here are the big games and what ifs for draft seeds.

Big Games

Week of 8/30100.0*Lottery seed
Indiana 14 Non-Conference 42 +0.8
Non-Conference 0 Minnesota 45 +0.1
Nebraska 38 Non-Conference 14 +0.1
Wisconsin 17 Non-Conference 27 -0.1
Michigan 28 Non-Conference 14 +0.1
Non-Conference 38 Northwestern 28 -0.1
Illinois 17 Non-Conference 28 -0.1
Michigan State 37 Non-Conference 20 +0.1
Ohio State 21 Non-Conference 17 +0.1
Purdue 55 Non-Conference 14 +0.1
Penn State 27 Non-Conference 14 +0.1
Non-Conference 10 Iowa 45 +0.1
If winner is:HomeAway
Week of 9/8100.0*Lottery seed
Non-Conference vs Indiana+0.8-0.5
Northwestern vs Non-Conference+0.1-0.1
Non-Conference vs Illinois-0.1+0.1
Non-Conference vs Wisconsin-0.1+0.1
Michigan vs Non-Conference+0.0-0.1
Non-Conference vs Nebraska-0.1+0.0
Minnesota vs Non-Conference+0.0-0.1
Iowa vs Non-Conference+0.0-0.1
Ohio State vs Non-Conference+0.0-0.1
Non-Conference vs Purdue-0.1+0.0
Non-Conference vs Michigan State-0.1+0.0
Non-Conference vs Penn State-0.1+0.0

What If

None

100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L12345678910111213
1111-0158230
1010-14722220
99-20284223610
88-302132830196100
77-40021023302310200
66-50000161831281330
55-600000162137287
44-700002154340
33-800012178
22-90595
11-10199
00-11100
Total:012345681012141720