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 -5.2
-0.7
Non-Conference 0 Minnesota 45 -0.5
-0.1
Nebraska 38 Non-Conference 14 -0.5
-0.1
Wisconsin 17 Non-Conference 27 +0.5
+0.1
Non-Conference 38 Northwestern 28 +0.5
+0.1
Michigan 28 Non-Conference 14 -0.5
-0.1
Penn State 27 Non-Conference 14 -0.4
-0.1
Non-Conference 10 Iowa 45 -0.4
-0.1
Purdue 55 Non-Conference 14 -0.4
-0.1
Michigan State 37 Non-Conference 20 -0.4
-0.1
Illinois 17 Non-Conference 28 +0.4
+0.1
Ohio State 21 Non-Conference 17 -0.4
-0.1
If winner is:HomeAway
Week of 9/8100.0*Chance in playoffs100.0*Average seed
Non-Conference vs Indiana-4.3+4.3
-0.7+0.7
Non-Conference vs Nebraska+0.5-0.5
+0.1-0.1
Minnesota vs Non-Conference-0.5+0.5
-0.1+0.1
Iowa vs Non-Conference-0.4+0.4
-0.1+0.1
Non-Conference vs Purdue+0.4-0.4
+0.1-0.1
Michigan vs Non-Conference-0.4+0.4
-0.1+0.1
Non-Conference vs Michigan State+0.4-0.4
+0.1-0.1
Non-Conference vs Penn State+0.4-0.4
+0.1-0.1
Ohio State vs Non-Conference-0.4+0.4
-0.1+0.1
Non-Conference vs Wisconsin+0.3-0.3
+0.1-0.1
Northwestern vs Non-Conference-0.3+0.3
-0.1+0.1
Non-Conference vs Illinois+0.3-0.3
+0.1-0.1

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
1111-099.0%92710002,983
1010-192.57319520000023,144
99-275.448271363100000116,624
88-347.92424191395311000347,895
77-421.881416161412964210696,193
66-56.4258111314141210742973,125
55-61.101246912141615138974,692
44-70.10001236914192423696,652
33-80.0000001137142747347,967
22-90.00000001262072116,027
11-10Out0000001108923,213
00-11Out002982,961
Total:11.7%5677888991011124,321,476
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
Michigan 28 Non-Conference 14 +0.1
Nebraska 38 Non-Conference 14 +0.1
Non-Conference 38 Northwestern 28 -0.1
Purdue 55 Non-Conference 14 +0.1
Penn State 27 Non-Conference 14 +0.1
Michigan State 37 Non-Conference 20 +0.1
Non-Conference 10 Iowa 45 +0.1
Wisconsin 17 Non-Conference 27 -0.1
Ohio State 21 Non-Conference 17 +0.1
Illinois 17 Non-Conference 28 -0.1
If winner is:HomeAway
Week of 9/8100.0*Lottery seed
Non-Conference vs Indiana+0.8-0.8
Non-Conference vs Nebraska-0.1+0.1
Minnesota vs Non-Conference+0.1-0.1
Michigan vs Non-Conference+0.1-0.1
Non-Conference vs Wisconsin-0.1+0.1
Northwestern vs Non-Conference+0.1-0.1
Ohio State vs Non-Conference+0.1-0.1
Non-Conference vs Illinois-0.1+0.1
Iowa vs Non-Conference+0.1-0.1
Non-Conference vs Penn State-0.1+0.1
Non-Conference vs Michigan State-0.1+0.1
Non-Conference vs Purdue-0.1+0.1

What If

None

100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L12345678910111213
1111-00991
1010-109190
99-206232600
88-3183730123000
77-4172029251341000
66-50014132427209200
55-6000017193028132
44-700016234128
33-80032573
22-90595
11-100100
00-11100
Total:04567788910111214