How are these numbers calculated?

Big Games

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

Week of 1/18100.0*Chance in playoffs100.0*Relegated100.0*Average seed
Guest 7 Joyce 4 Out
Yes
-0.6
Douglas 4 Cornelius 5 -4.6
+4.6
-0.2
Gravel 4 Coffey 5 -2.9
+2.9
-0.1
If winner is:HomeTieAway
Week of 1/25100.0*Chance in playoffs100.0*Relegated100.0*Average seed
Coffey vs Joyce-0.1-0.1+0.1
Gravel vs Cornelius+0.1-0.1-0.1

What If

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

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678RelegatedCount
31-0-0Out2278Yes11,603,363
1-2Out100Yes12,828,173*
Total:Out1090Yes24,431,536

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs

Lottery

We are out of the playoffs. Here are the big games and what ifs for draft seeds.
Although it might be more fun to go down swinging.

Big Games

Week of 1/18100.0*Lottery seed
Guest 7 Joyce 4 +0.6
Douglas 4 Cornelius 5 +0.2
Gravel 4 Coffey 5 +0.1
If winner is:HomeTieAway
Week of 1/25100.0*Lottery seed
Coffey vs Joyce+0.1+0.1-0.1
Gravel vs Cornelius-0.1+0.1+0.1

What If

100100100100100100100100
If finish:Chance will finish season at seed
TPW-L-T12345678
31-0-02278
1-2100
Total:1090