How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

If winner is:HomeAway
Wednesday, 12/3100.0*Chance in playoffs100.0*Average seed
Sweeting vs Anderson-15.4+15.4
-0.7+0.7
Anderson vs Middaugh+15.4-15.4
+0.7-0.7
If winner is:HomeAway
Thursday, 12/4100.0*Chance in playoffs100.0*Average seed
Nedohin vs Anderson-15.4+15.4
-0.7+0.7
Flaxey vs Anderson-15.4+15.4
-0.7+0.7

What If

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

100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs1234567Count
66-0In100599,270,944
55-1In811803,515,565,672
44-296.5%224827308,788,584,184
33-329.7042541254011,718,317,800
22-40.0032748228,789,007,833
11-5Out018813,515,575,817
00-6Out100599,271,698
Total:42.9%1414141414141437,525,593,948
Games Above .500
Chance Will Make Playoffs