How are these numbers calculated?

Big Games

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

Week of 5/26100.0*Chance in playoffs100.0*Average seed
Germani 557 Stumpf 636 +10.4
+0.6
Stephens 475 Kachmar 458 -0.9
McKee 408 Lawson 504 -0.3
Puleio 627 Lindsley 551 +0.3
If winner is:HomeAway
Week of 6/2100.0*Chance in playoffs100.0*Average seed
Stumpf vs McKee+10.2-10.2
+0.6-0.6
Kachmar vs Germani+1.2-1.2
+0.1-0.1
Lawson vs Saxman-0.5+0.5
Lindsley vs Lehman-0.4+0.4

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
1813-0In1003,314
1712-1In100014,460
1611-2In97385,706
1510-3In881200314,781
149-4In643330784,401
138-599.9%2749213001,413,394
127-694.432442255001,882,250
116-749.401133535142001,882,074
105-83.50032040297101,413,497
94-90.00183342161784,454
83-10Out004295016312,949
72-11Out005425385,704
61-12Out0168314,391
50-13Out1993,365
Total:59.7%15161513121086418,994,740
Games Above .500
Chance Will Make Playoffs