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
Nebraska 38 Non-Conference 14 +5.1
+0.7
Indiana 14 Non-Conference 42 +0.5
+0.1
Purdue 55 Non-Conference 14 -0.5
-0.1
Illinois 17 Non-Conference 28 +0.5
+0.1
Non-Conference 0 Minnesota 45 -0.5
-0.1
Wisconsin 17 Non-Conference 27 +0.5
+0.1
Ohio State 21 Non-Conference 17 -0.5
-0.1
Michigan 28 Non-Conference 14 -0.4
-0.1
Penn State 27 Non-Conference 14 -0.4
-0.1
Non-Conference 38 Northwestern 28 +0.4
+0.1
Michigan State 37 Non-Conference 20 -0.4
-0.1
Non-Conference 10 Iowa 45 -0.4
-0.1
If winner is:HomeAway
Week of 9/8100.0*Chance in playoffs100.0*Average seed
Non-Conference vs Nebraska-5.8+5.8
-0.7+0.7
Non-Conference vs Purdue+0.7-0.7
+0.1-0.1
Minnesota vs Non-Conference-0.6+0.6
-0.1+0.1
Iowa vs Non-Conference-0.6+0.6
-0.1+0.1
Non-Conference vs Michigan State+0.6-0.6
+0.1-0.1
Michigan vs Non-Conference-0.5+0.5
-0.1+0.1
Non-Conference vs Penn State+0.5-0.5
+0.1-0.1
Ohio State vs Non-Conference-0.5+0.5
-0.1+0.1
Non-Conference vs Illinois+0.5-0.5
+0.1-0.1
Non-Conference vs Wisconsin+0.5-0.5
+0.1-0.1
Northwestern vs Non-Conference-0.4+0.4
-0.1+0.1
Non-Conference vs Indiana+0.4-0.4
+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
1211-099.6%963002,967
1110-197.084132000000023,222
109-287.2642383100000116,637
98-365.8392716952100000348,184
87-437.217211915118531100697,386
76-514.5510131414131186320973,206
65-63.5135810131414131073973,719
54-70.5001247101316181712697,124
43-80.00000124711182631347,312
32-90.000000124112556115,743
21-10Out0000014167923,115
10-11Out005942,861
Total:18.4%9999988888874,321,476
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
Nebraska 38 Non-Conference 14 -0.8
Indiana 14 Non-Conference 42 -0.1
Illinois 17 Non-Conference 28 -0.1
Purdue 55 Non-Conference 14 +0.1
Wisconsin 17 Non-Conference 27 -0.1
Non-Conference 38 Northwestern 28 -0.1
Non-Conference 0 Minnesota 45 +0.1
Ohio State 21 Non-Conference 17 +0.1
Michigan State 37 Non-Conference 20 +0.1
Penn State 27 Non-Conference 14 +0.1
Michigan 28 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 Nebraska+0.8-0.8
Non-Conference vs Purdue-0.1+0.1
Non-Conference vs Indiana-0.1+0.1
Non-Conference vs Illinois-0.1+0.1
Michigan vs Non-Conference+0.1-0.1
Non-Conference vs Michigan State-0.1+0.1
Iowa vs Non-Conference+0.1-0.1
Minnesota vs Non-Conference+0.1-0.1
Ohio State vs Non-Conference+0.1-0.1
Non-Conference vs Penn State-0.1+0.1
Non-Conference vs Wisconsin-0.1+0.1
Northwestern vs Non-Conference+0.1-0.1

What If

None

100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L12345678910111213
1211-001000
1110-109910
109-209190
98-306033600
87-4163631133000
76-516182827155100
65-600031122282211300
54-7000016172929153
43-800016224230
32-90032572
21-1000694
10-11199
Total:0111010999888775