How are these numbers calculated?

Big Games

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

Wednesday, 1/20100.0*Chance in playoffs100.0*Average seed
Harrison 8 Tippin 5 +13.0
+0.9
Middaugh 4 Harrison 6 +12.9
+0.9
Homan 8 Hanna 7 +1.3
+0.1
Hanna 6 Flaxey 4 -1.3
Flaxey 8 Morrissey 5 +0.7
Auld 7 Kean 6 -0.4
Kean 3 Homan 8 +0.3
+0.1
Morrissey 4 Hastings 8 +0.3
Hastings 7 Tippin 6 +0.3
Thursday, 1/21100.0*Chance in playoffs100.0*Average seed
Auld 6 Harrison 5 -20.4
-1.0
Morrissey 5 Harrison 9 +18.2
+0.9
Tippin 9 Middaugh 8 +2.4
+0.1
Auld 4 Homan 7 +2.0
+0.1
Morrissey 4 Kean 7 +2.0
+0.1
Hastings 4 Hanna 10 -1.5
-0.1
Flaxey 1 Homan 9 +1.4
+0.1
Kean 3 Tippin 7 -0.8
-0.1
Hanna 6 Middaugh 5 +0.4
Flaxey 6 Hastings 4 +0.4
If winner is:HomeAway
Friday, 1/22100.0*Chance in playoffs100.0*Average seed
Harrison vs Hastings+29.4-29.4
+1.1-1.1
Harrison vs Flaxey+17.4-17.4
+0.8-0.8
Hastings vs Homan-6.7+6.7
-0.1+0.1
Flaxey vs Auld+5.9-5.9
+0.1-0.1
Tippin vs Morrissey-5.8+5.8
-0.2+0.2
Tippin vs Auld-4.8+4.8
-0.1+0.1
Hanna vs Morrissey-3.9+3.9
-0.2+0.2
Hanna vs Kean-3.8+3.8
-0.2+0.2
Middaugh vs Homan+0.7-0.7
Middaugh vs Kean+0.5-0.5
-0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
62-0In583381,218,671,127
51-169.7%5224225502,435,083,541
40-26.41619302617101,218,786,492
Total:61.4%172025171074004,872,541,160
Games Above .500
Chance Will Make Playoffs