How are these numbers calculated?

Big Games

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

Week of 5/1100.0*Chance in playoffs100.0*Average seed
BookHockey 6 Olympic Athlete 4 -15.1
-0.2
Old Timers 4 Superior Ice Al 2 -2.0
Week of 5/8100.0*Chance in playoffs100.0*Average seed
BookHockey 1 Old Timers 3 -17.8
-0.2
Olympic Athlete 0 Superior Ice Al 8 -16.0
-0.3
If winner is:HomeTieAway
Week of 5/15100.0*Chance in playoffs100.0*Average seed
Olympic Athlete vs Old TimersInOutOut
+1.0-0.3-0.7
BookHockey vs Superior Ice Al+0.3-0.0-0.3

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTLTplayoffs1234Count
81-000In10036,077,053
70-001Out673335,888,287
60-010Out336736,082,204
Total:33.4%333333108,047,544
Points
Chance Will Make Playoffs