How are these numbers calculated?

Big Games

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

Week of 3/31100.0*Chance in playoffs100.0*Average seed
Salt Lake 8 San Diego 3 -17.0
-0.5
San Antonio 7 Arizona 15 -7.3
-0.0
If winner is:HomeTieAway
Week of 4/7100.0*Chance in playoffs100.0*Average seed
Orlando vs San DiegoOutOut+13.6
-0.3-0.2+0.3
Arizona vs Birmingham-8.7-8.7+8.7
-0.1-0.1+0.1
San Antonio vs Memphis-3.1-3.1+3.1
-0.1-0.1+0.1
Atlanta vs Salt Lake+1.4+1.3-1.4
+0.1-0.0-0.1

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TWW-L-Tplayoffs1234Count
52-0-054.4%945423316,396,434
4.51-0-1Out7525503,951
41-1-0Out5248631,937,368
0-0-2Out4951211
3.50-1-1Out2575505,830
30-2-0Out1486316,373,166
Total:13.6%21140461,265,716,960
Games Above .500
Chance Will Make Playoffs