How are these numbers calculated?

Big Games

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

Week of 10/2100.0*Chance in playoffs100.0*Qualify100.0*Average seed
U-20 Dominican 2 U-20 Algérie 0 +7.6
+7.6
+0.7
U-20 Slovensko 0 U-20 Iran 8 -2.9
-2.9
+0.0
U-20 Lietuva 3 U-20 Moldova 0 -1.5
-1.5
U-20 Hanguk 0 U-20 Scotland 3 -0.8
-0.8
-0.1
If winner is:HomeDrawAway
Week of 10/9100.0*Chance in playoffs100.0*Qualify100.0*Average seed
U-20 Dominican vs U-20 Lietuva+6.0-2.7-3.8
+6.0-2.7-3.8
+0.4-0.1-0.3
U-20 Iran vs U-20 Algérie-2.4-0.4+2.7
-2.4-0.4+2.7
+0.1+0.0-0.1
U-20 Moldova vs U-20 Scotland+0.2+0.2-0.3
+0.2+0.2-0.3
+0.1+0.0-0.2

What If

Chances based on how well the U-20 Dominican finish out the regular season.   Explain

100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsQualify12345678Count
283-0-059.6%59.6%554401,505,671
262-1-010.710.7118093,662,596
252-0-11.91.92673114,489,326
241-2-0OutNo534522,989,894
231-1-1OutNo256697,329,612
221-0-2OutNo970224,486,981
0-3-0OutNo127118811,331
210-2-1OutNo1613802,990,856
200-1-2OutNo435513,662,633
190-0-3OutNo227081,507,436
Total:4.1%4.1%04314618133,436,336
Points
Chance Will Make Playoffs