How are these numbers calculated?

Big Games

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

Week of 9/13100.0*Chance in playoffs100.0*Average seed
Chris 86.5 Peter 119.5 -10.4
-0.7
If winner is:HomeAway
Week of 9/20100.0*Chance in playoffs100.0*Average seed
Eric vs Chris-11.3+11.3
-0.7+0.7
William vs Adam-0.2+0.2

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
1212-0In1003,631
1111-1In98221,366
1010-2In87130119,064
99-3In5140800397,138
88-4100.0%10353815200893,203
77-597.803153432142001,428,179
66-647.600213323416301,662,164
55-72.4002163835101,427,568
44-80.00194150892,912
33-9Out001486396,945
22-10Out0298119,110
11-11Out010021,817
00-12Out1003,643
Total:49.5%67891010111213147,386,740
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 9/13100.0*Lottery seed
Chris 86.5 Peter 119.5 +0.7
If winner is:HomeAway
Week of 9/20100.0*Lottery seed
Eric vs Chris+0.7-0.7

What If

100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L12345678910
1212-0100
1111-1982
1010-287130
99-35140800
88-410353815200
77-50315343214200
66-60021332341630
55-700216383510
44-80194150
33-9001486
22-100298
11-110100
00-12100
Total:6789101011121314