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
Purdue 55 Non-Conference 14 +5.2
+0.7
Non-Conference 0 Minnesota 45 -0.5
-0.1
Nebraska 38 Non-Conference 14 -0.5
-0.1
Non-Conference 10 Iowa 45 -0.5
-0.1
Non-Conference 38 Northwestern 28 +0.5
+0.1
Illinois 17 Non-Conference 28 +0.5
+0.1
Michigan State 37 Non-Conference 20 -0.5
-0.1
Wisconsin 17 Non-Conference 27 +0.4
+0.1
Penn State 27 Non-Conference 14 -0.4
-0.1
Michigan 28 Non-Conference 14 -0.4
-0.1
Ohio State 21 Non-Conference 17 -0.4
-0.1
Indiana 14 Non-Conference 42 +0.4
+0.1
If winner is:HomeAway
Week of 9/8100.0*Chance in playoffs100.0*Average seed
Non-Conference vs Purdue-6.3+6.3
-0.7+0.7
Minnesota vs Non-Conference-0.7+0.7
-0.1+0.1
Non-Conference vs Nebraska+0.7-0.7
+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
Non-Conference vs Penn State+0.6-0.6
+0.1-0.1
Michigan vs Non-Conference-0.6+0.6
-0.1+0.1
Non-Conference vs Illinois+0.5-0.5
+0.1-0.1
Ohio State vs Non-Conference-0.5+0.5
-0.1+0.1
Northwestern vs Non-Conference-0.5+0.5
-0.1+0.1
Non-Conference vs Wisconsin+0.5-0.5
+0.1-0.1
Non-Conference vs Indiana+0.5-0.5
+0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
1211-099.8%972002,895
1110-197.88711200000023,277
109-290.3692172100000115,903
98-370.9442715842100000348,543
87-443.020231914106421000695,596
76-518.1612151514121075310974,787
65-64.814691213141311952973,776
54-70.701235811141617159696,008
43-80.00001125813192526348,435
32-9Out0000126132751115,935
21-10Out0000015187623,376
10-11Out016942,945
Total:20.9%111099988877764,321,476
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
Purdue 55 Non-Conference 14 -0.8
Nebraska 38 Non-Conference 14 +0.1
Michigan State 37 Non-Conference 20 +0.1
Penn State 27 Non-Conference 14 +0.1
Wisconsin 17 Non-Conference 27 -0.1
Non-Conference 38 Northwestern 28 -0.1
Illinois 17 Non-Conference 28 -0.1
Non-Conference 10 Iowa 45 +0.1
Michigan 28 Non-Conference 14 +0.1
Non-Conference 0 Minnesota 45 +0.1
Ohio State 21 Non-Conference 17 +0.1
Indiana 14 Non-Conference 42 -0.1
If winner is:HomeAway
Week of 9/8100.0*Lottery seed
Non-Conference vs Purdue+0.8-0.8
Non-Conference vs Nebraska-0.1+0.1
Non-Conference vs Michigan State-0.1+0.1
Northwestern vs Non-Conference+0.1-0.1
Non-Conference vs Penn State-0.1+0.1
Minnesota vs Non-Conference+0.1-0.1
Michigan vs Non-Conference+0.1-0.1
Non-Conference vs Indiana-0.1+0.1
Iowa vs Non-Conference+0.1-0.1
Ohio State vs Non-Conference+0.1-0.1
Non-Conference vs Illinois-0.1+0.1
Non-Conference vs Wisconsin-0.1+0.1

What If

None

100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L12345678910111213
1211-001000
1110-109910
109-20901000
98-3059347100
87-416363114300
76-516172827165100
65-600031122282211300
54-7000016172929153
43-800015224230
32-90022474
21-100595
10-110100
Total:0111010999888776