How are these numbers calculated?

Big Games

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

If winner is:HomeDrawAway
Week of 11/1100.0*Chance in playoffs100.0*Qualified100.0*Average seed
United States vs St. Vincent+18.1-2.1-17.1
+14.3-2.5-13.0
+1.4-0.1-1.3
Trinidad vs United States-17.1-2.1+18.1
-13.0-2.5+14.3
-1.3-0.1+1.4
United States vs Trinidad+18.1-2.1-17.1
+14.3-2.5-13.0
+1.4-0.1-1.3
United States vs Guatemala+18.1-2.1-17.1
+14.3-2.5-13.0
+1.4-0.1-1.3
St. Vincent vs United States-17.1-2.1+18.1
-13.0-2.5+14.3
-1.3-0.1+1.4
Guatemala vs United States-17.0-2.1+18.1
-13.0-2.5+14.3
-1.3-0.1+1.4
St. Vincent vs Trinidad-0.5+2.2-0.5
-0.6+2.5-0.6
-0.0+0.1-0.0
St. Vincent vs Guatemala-0.5+2.1-0.5
-0.6+2.5-0.6
-0.0+0.1-0.0
Trinidad vs Guatemala-0.5+2.1-0.5
-0.6+2.5-0.6
-0.0+0.1-0.0
Guatemala vs St. Vincent-0.5+2.1-0.5
-0.6+2.5-0.6
-0.0+0.1-0.0
Trinidad vs St. Vincent-0.5+2.1-0.5
-0.6+2.5-0.6
-0.0+0.1-0.0
Guatemala vs Trinidad-0.5+2.1-0.5
-0.6+2.5-0.6
-0.0+0.1-0.0

What If

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

100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsQualified12345678910111213Count
-426-0-0InYes3434321,072,477
-445-1-0InYes3333333,068,613
-455-0-1In98.7%3333330006,135,866
-464-2-0In99.73333330003,834,710
-474-1-1In92.331313133315,332,073
-484-0-299.7%69.023232310101000015,328,000
3-3-0In92.33131313332,552,681
-493-2-199.966.222222211111100015,314,456
-503-1-293.428.299922222222230,641,741
2-4-099.863.6212121121212000956,798
-513-0-358.92.411119191913131300020,441,195
2-3-187.216.86662323234447,661,700
-522-2-244.50.500015151518181800022,966,262
1-5-075.79.6333222222888191,147
-532-1-39.0No33323232388830,639,353
1-4-123.70.00008882323232221,913,854
-542-0-40.5No00013131320202015,335,651
1-3-22.9No1111919191414147,659,464
0-6-09.2No33324242467715,779
-551-2-30.1No00099924242415,315,633
0-5-10.2No000121212212121191,014
-561-1-4OutNo33330303015,331,727
0-4-20.0No000444303029957,229
-571-0-5OutNo0003333336,135,902
0-3-3OutNo1113232322,553,007
-580-2-4OutNo0003333333,831,624
-590-1-5OutNo3333333,071,994
-600-0-6OutNo3333341,071,394
Total:50.0%25.0%888888888888249,521,344
Points
Chance Will Make Playoffs