How are these numbers calculated?

Big Games

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

Week of 10/6100.0*Chance in playoffs100.0*Average seed
Jake 82 Zach 78 -0.6
-0.2
Josh 50 Bill 56 -0.2
Daryll 38 Chris 58 +0.1
Zach 65 Jason 66 -0.1
-0.1
Jason 68 Brandon 61 +0.0
Jake 89 Brandon 69 +0.0
Fitz 48 Yarroch 99 -0.1
If winner is:HomeTieAway
Week of 10/19100.0*Chance in playoffs100.0*Average seed
Kyle vs Zach-0.0-0.0+0.1
-0.1+0.0+0.3
Chris vs Brandon+0.0-0.1-0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs123456789101112Count
147-0-096.9%015291934305,425
136-0-156.312362634987
126-1-035.40111234021305,745
5-0-235.536263923331
115-1-14.122204329402,793
4-0-3Out1002
105-2-01.71193340142076,188
4-1-21.31073242161606
94-2-10.1006364414031,841
3-1-31.92633411954
84-3-00.00022146282571,765
3-2-20.00219473025,176
2-1-4Out50502
73-3-1Out02255814187,670
2-2-3Out3225916416
63-4-0Out011457282,499,164
2-3-2Out112573022,581
1-2-4Out9593222
52-4-1Out013960595,573
1-3-3Out135641,158
42-5-0Out026746,335,198
1-4-2Out0217946,150
0-3-4Out158526
31-5-1Out694978,773
0-4-3Out5951,127
21-6-0Out3978,595,707
0-5-2Out10036,514
0-1Out1005,426,686*
Total:0.0%000000013158125,426,480

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs