How are these numbers calculated?

Big Games

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

Week of 11/1100.0*Chance in playoffs100.0*Qualified100.0*Average seed
St. Vincent 1 United States 6 +18.1
+14.3
+1.4
United States 0 Trinidad 0 -2.1
-2.5
-0.1
Trinidad 2 Guatemala 1 -0.5
-0.6
-0.0
Guatemala 4 St. Vincent 0 -0.5
-0.6
-0.0
If winner is:HomeDrawAway
Trinidad vs United States-20.0-4.9+22.5
-24.4-6.1+27.4
-1.5-0.4+1.7
Guatemala vs United States-20.8-0.6+21.1
-17.6-2.8+19.0
-1.4-0.1+1.4
United States vs Guatemala+21.0-0.6-20.7
+19.0-2.9-17.6
+1.4-0.1-1.4
United States vs St. Vincent+16.5-0.2-16.4
+14.6-2.7-13.2
+1.2+0.0-1.2
St. Vincent vs Guatemala+2.2+2.4-3.4
+2.7+1.7-3.6
+0.0+0.1-0.1
St. Vincent vs Trinidad+0.4+2.5-1.6
+4.3+3.1-5.9
+0.0+0.2-0.1
Trinidad vs St. Vincent-1.6+2.4+0.4
-5.9+3.1+4.3
-0.1+0.2+0.0
Guatemala vs Trinidad-1.8+0.8+1.4
+1.3+4.0-3.3
-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
-144-0-0InYes323236181,789
-163-1-0In98.4%323235110361,085
-173-0-1In91.2292933333724,420
-182-2-0In88.9292932443271,271
-192-1-199.5%61.62020221313120001,085,958
-202-0-291.125.08892323203321,083,815
1-3-099.458.618192114141200090,114
-211-2-180.310.8334242421775542,682
-221-1-234.20.10001212102424171101,083,523
0-4-061.15.722219201715151011,338
-231-0-36.3No222272719994723,325
0-3-113.4No55429292033289,840
-240-2-20.7No00020201418189270,875
-250-1-3OutNo11117282814362,167
-260-0-4OutNo443353518182,924
Total:64.7%35.3%111113101099964427,065,126
Points
Chance Will Make Playoffs