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 -7.0
-0.8
Zach 65 Jason 66 -4.6
-0.6
Daryll 38 Chris 58 +1.7
+0.1
Josh 50 Bill 56 -1.4
-0.1
Kyle 47 Bill 64 -1.2
-0.1
Yarroch 71 Daryll 46 +0.9
+0.0
Jake 89 Brandon 69 -0.3
+0.0
Babs 91 Josh 71 +0.3
+0.0
Jason 68 Brandon 61 -0.1
Chris 52 Fitz 68 -0.1
-0.1
Babs 80 Kyle 53 +0.1
-0.0
If winner is:HomeTieAway
Week of 10/19100.0*Chance in playoffs100.0*Average seed
Kyle vs Zach-2.4-1.9+2.5
-0.5-0.3+0.5
Yarroch vs Bill+0.7-1.0-0.7
+0.0-0.1-0.0
Jason vs Daryll+0.4-0.3-0.4
+0.1-0.1-0.1
Babs vs Jake+0.1-0.3-0.1
Fitz vs Josh+0.0-0.1-0.0
+0.0-0.1-0.0
Chris vs Brandon+0.1-0.0-0.1

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
147-0-097.5%053325171820057,667
136-0-157.4042732331101011,900
126-1-041.202221173420400391,340
5-0-232.61181133726401,102
115-1-15.4050062740193071,547
4-0-36.061032381450
105-2-03.303002173931801,170,552
4-1-22.52021437341015,388
3-0-4Out1001
94-2-10.20007344513178,394
3-1-3Out1042399212
2-0-5Out1001
84-3-00.100042449231,952,405
3-2-20.000320502710,768
2-1-4Out80205
73-3-1Out0033463238,002
2-2-3Out034157355
63-4-0Out0126731,952,488
2-3-2Out01237610,729
1-2-4Out1429577
52-4-1Out0793178,230
1-3-3Out694219
42-5-0Out04961,171,598
1-4-2Out3975,292
0-3-4Out1004
31-5-1Out010071,442
0-4-3Out10060
21-6-0Out0100389,489
0-5-2Out1001,084
0-1Out10069,149*
Total:3.4%0002012471222497,939,480

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs