How are these numbers calculated?

Big Games

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

Week of 10/2100.0*Chance in playoffs100.0*Average seed
Beck/Cottington 76.2 Haines 120 +5.1
+0.5
Hribar 75 Steve 137 -0.9
-0.1
Gerrett 80.4 Germ 107.8 -0.2
-0.0
Tyler 84 Phillips 61 +0.1
If winner is:HomeAway
Week of 10/9100.0*Chance in playoffs100.0*Average seed
Germ vs Haines-5.3+5.3
-0.5+0.5
Steve vs Phillips-0.5+1.8
-0.1+0.3
Tyler vs Beck/Cottington-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
129-099.1%64331100000000232,218
118-192.5472865432211101,459,103
107-280.323161412976443214,000,980
96-367.965181612109765426,156,781
85-458.1111715131210986545,863,979
74-549.60013131212111098753,589,278
63-641.1001010111111111110971,418,441
52-732.877910101112121211348,057
41-825.665789101213141548,454
30-97.2212234556707,693
Total:64.3%1061513111087665323,124,984
Games Above .500
Chance Will Make Playoffs