How are these numbers calculated?

Big Games

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

If winner is:HomeAway
Week of 9/10100.0*Chance in playoffs100.0*Average seed
Stanley vs Greenroom-10.8+10.8
-1.3+1.3
If winner is:HomeAway
Week of 9/17100.0*Chance in playoffs100.0*Average seed
Greenroom vs Overinflated!+10.7-10.7
+1.3-1.3

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516Count
1212-0In10004,114
1111-1In991036,592
1010-2In891100201,809
99-3In55359100671,295
88-499.9%1231321861001,511,125
77-581.4031020262213510002,418,730
66-610.60002817232317820002,822,602
55-70.0000151322262010302,421,219
44-8Out0016183231121,511,327
33-9Out00193555671,170
22-10Out001189201,831
11-11Out029836,397
00-12Out01003,997
Total:37.5%666666666666666612,512,208
Games Above .500
Chance Will Make Playoffs

Lottery

Ye of little faith, already thinking about next year. Here are the big games and what ifs for draft seeds.

Big Games

If winner is:HomeAway
Week of 9/10100.0*Lottery seed
Stanley vs Greenroom+2.5-2.5
If winner is:HomeAway
Week of 9/17100.0*Lottery seed
Greenroom vs Overinflated!-2.5+2.5

What If

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L1234567891011121314151617181920212223242526272829303132
1212-01000
1111-19640
1010-274223000
99-32736241031000
88-4171520211711521000
77-50001259131515141184200000
66-6000012471012131312107421000
55-70000024811141515139521000
44-80000125111721201571
33-90001310243627
22-100032275
11-1100496
00-120100
Total:33333333333333333333333333333333