How are these numbers calculated?

Big Games

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

Week of 11/3100.0*Chance in playoffs100.0*Average seed
John 88.32 Andrew 50.82 Out
-0.1
Jared 74.38 Mike 80.28 -0.2
If winner is:HomeAway
Week of 11/10100.0*Chance in playoffs100.0*Average seed
Bubba vs AndrewOut+0.0
-0.0+0.5
John vs Mike+0.1-0.3

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910Count
74-07.8%0863254010,693
63-1Out02305216093,346
52-2Out0128431,624,588
41-3Out00732710,696,084
30-4Out257523,574,369
Total:0.0%000001425735,999,080
Games Above .500
Chance Will Make Playoffs