How are these numbers calculated?

Big Games

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

Week of 11/2100.0*Chance in playoffs100.0*Average seed
Chris 76 Yarroch 91 -1.5
-0.7
Kyle 45 Josh 53 +0.3
Jake 42 Jason 55 +0.2
If winner is:HomeTieAway
Week of 11/9100.0*Chance in playoffs100.0*Average seed
Jason vs Chris-1.7+1.3+1.6
-0.7+0.2+0.7
Jake vs Kyle+0.6+0.5-0.9
-0.2+0.2+0.3
Josh vs Yarroch+0.3+0.6-0.2
+0.1+0.1-0.0
Babs vs Bill-0.0+0.1+0.0

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
224-0-0In1002,853,626
213-0-1In937281,138
203-1-0In544347,071,103
2-0-2In663410,365
192-1-1In335790513,139
1-0-3In295813155
182-2-0In444172966,217,893
1-1-2In5481924312,493
171-2-1100.0%03018038140293,892
0-1-3In2715451392
161-3-093.205124205372,299,760
0-2-296.45155195243,489
150-3-182.3142126318053,422
140-4-030.700112958110308,505
Total:98.1%37327014920019,919,072
Games Above .500
Chance Will Make Playoffs