How are these numbers calculated?

Big Games

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

Wednesday, 4/5100.0*Chance in playoffs100.0*Average seed
ITA 4 SUI 6 +10.5
+0.5
CAN 10 JAP 2 +2.1
RUS 4 JAP 12 -2.0
-0.1
USA 8 GER 5 -1.5
CHI 7 NOR 6 -1.0
SWE 6 SCO 4 -0.1
-0.1
NED 3 CAN 8 -0.1
If winner is:HomeAway
SUI vs SWEIn-3.3
+0.6-0.6
CHI vs USA+1.2-1.2
ITA vs SCO-0.3+0.3
If winner is:HomeAway
Thursday, 4/6100.0*Chance in playoffs100.0*Average seed
JAP vs SUI-3.3In
-0.2+0.2
SUI vs CHIIn-3.3
+0.2-0.2
JAP vs CHI-2.7+2.7
-0.1+0.1
USA vs SWE-1.4+1.4
USA vs NED-1.4+1.4
NOR vs ITA+0.3-0.3
CAN vs ITA+0.3-0.3
SWE vs NED-0.1+0.1

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
103-0In2575843,483
92-1In75252,528,787
81-2In257222,527,031
70-373.7%195526844,227
Total:96.7%34739836,743,528
Games Above .500
Chance Will Make Playoffs