How are these numbers calculated?

Big Games

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

Week of 8/21100.0*Chance in playoffs100.0*Average seed
Sasaki 2 Karl 8 +3.1
Sha 4.5 RK 5.5 +2.1
+0.1
Week of 8/28100.0*Chance in playoffs100.0*Average seed
Shannon 4 Sha 6 +1.8
Karl 6 RK 4 +0.7
Week of 9/4100.0*Chance in playoffs100.0*Average seed
RK 4 Shannon 6 -2.4
Karl 4 BShan 6 -1.8
Sha 6.5 Sasaki 3.5 -0.1
Points
Chance Will Make Playoffs

Lottery

Why are you looking down here? We just made the playoffs!

Big Games

Week of 8/21100.0*Lottery seed
Sha 4.5 RK 5.5 -0.1
Week of 8/28None
Week of 9/4100.0*Lottery seed
Smeenk 4 Evan 6 +0.0