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 4/1100.0*Chance in playoffs100.0*UEFA CL100.0*Average seed
Giannina vs Xanthi-12.2-4.9+15.6
-1.0-0.8+1.6
-0.6-0.1+0.6
Xanthi vs Panetolikos+15.5-4.9-12.1
+1.6-0.8-1.0
+0.6-0.1-0.5
Panathinaikos vs Panionios-3.3+0.3+3.1
+0.3+0.3-0.6
-0.1+0.0+0.1
Olympiakos vs Platanias+2.8+1.0-3.4
+0.1+0.0-0.1
+0.1+0.0-0.2
Platanias vs AEK+0.4+2.3-2.0
+0.1+0.1-0.1
-0.1+0.0+0.0
PAOK vs Larissa-1.6*+0.0+1.6
-0.4+0.1+0.3
-0.1+0.0+0.0
Atromitos vs PAOK+1.2+0.2-1.4
+0.3+0.1-0.4
AEK vs Panathinaikos-0.9+0.7+0.4
+0.1+0.2-0.2
Panionios vs Atromitos+0.0+0.1-0.1
-0.7+0.1+0.7
+0.1+0.0-0.1
Veria vs Giannina+0.1+0.0-0.1
+0.1+0.0-0.1

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-LplayoffsUEFA CL12345678910111213141516RelegatedCount
555-0-0100.0%81.2%027512020No6,467,425
534-1-098.715.4533441610No22,001,809
524-0-194.73.5117453150No31,646,446
513-2-085.10.5063445141No30,586,485
503-1-164.10.00117463240No88,002,042
493-0-241.50.000635471100No63,292,327
2-3-041.90.00063547110No21,268,564
482-2-121.0No0120552400No91,761,653
472-1-27.0No007464430No132,005,370
1-4-07.2No007474420No7,384,782
462-0-31.9No02325790No63,295,200
1-3-12.0No02335870No42,533,680
451-2-20.3No01863181No91,758,289
0-5-00.3No01966140No1,026,615
441-1-30.0No07543360No87,997,680
0-4-10.0No07603030No7,390,304
431-0-4OutNo23845150No31,653,929
0-3-2OutNo24443100No21,254,932
420-2-3OutNo126492410No30,578,604
410-1-4OutNo010414440No22,000,999
400-0-5OutNo32660100No6,472,225
Total:23.0%1.1%002614283312400No900,379,360
Points
Chance Will Make Playoffs