How are these numbers calculated?

Big Games

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

Week of 9/29100.0*Chance in playoffs100.0*Average seed
Jacob 148.66 Kevin 123.34 +2.9
+0.3
Kyle 110.44 Amanda 130.7 +0.7
Maria 173.46 Matthew 111.2 -0.5
+0.1
Jacque 124.16 Josh 125.3 -0.3
-0.0
Lindsey 106.22 J Z 102.2 +0.1
Chad 138.68 Margaret 133.66 -0.1
If winner is:HomeAway
Week of 10/6100.0*Chance in playoffs100.0*Average seed
Jacob vs Margaret+1.3-1.4
+0.4-0.5
Kevin vs J Z+0.2-0.1
Chad vs Amanda-0.0+0.1
-0.0+0.1
Kyle vs Jacque-0.0+0.1
Lindsey vs Matthew+0.0-0.1

What If

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

100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213Count
128-0In100954,964
117-1In98204,274,456
106-2In8019108,044,832
95-3In3247182008,210,170
84-499.9%2153833111004,941,112
73-590.80021739339001,787,920
62-625.100322492420378,510
51-70.3010413810142,994
40-8Out173546117,470
Total:98.3%50221274310000028,642,428
Games Above .500
Chance Will Make Playoffs