How are these numbers calculated?

Big Games

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

Week of 2/11100.0*Average seed
Michael 149.45 Joe 156.05 -0.3
Mason 204.8 Richard 221.2 -0.1
Travis 271.3 Andrew 179.05 -0.0
If winner is:HomeTieAway
Week of 2/18100.0*Average seed
Michael vs Ryan+0.1-0.1-0.1
Richard vs Andrew-0.1+0.1+0.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910Count
143-0-0Out01054352,474,141
132-0-1Out1387509,481
122-1-0Out13877,403,578
1-0-2Out10035,177
8-11Out10011,436,363*
Total:Out01118821,858,740

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs