How are these numbers calculated?

Big Games

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

Week of 6/3100.0*Chance in playoffs100.0*Average seed
Jamaica 0 Venezuela 1 +22.9
+0.6
If winner is:HomeAway
Uruguay vs Venezuela-24.7+24.7
-0.6+0.6
Mexico vs Jamaica+0.3-0.3
If winner is:HomeAway
Week of 6/10100.0*Chance in playoffs100.0*Average seed
Mexico vs Venezuela-24.6+24.7
-0.7+0.7
Uruguay vs Jamaica-0.4+0.4

What If

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

100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs1234Count
32-0-0In1002,569,866
21-1-085.9%1868145,138,009
10-2-01.3141582,573,261
Total:68.3%3434171510,281,136
Points
Chance Will Make Playoffs