How are these numbers calculated?

Big Games

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

Week of 2/15100.0*Chance in playoffs100.0*Average seed
Wright 4 Cross 7 -3.6
Suljovic 2 Smith 7 +1.6
+0.0
Gurney 6 Price 6 +1.4
-0.0
Whitlock 7 van Barneveld 4 +0.3
If winner is:HomeDrawAway
Week of 2/22100.0*Chance in playoffs100.0*Average seed
van Gerwen vs Gurney-9.0+4.2+13.9
-0.7+0.2+1.1
Price vs Suljovic-0.8+0.5+1.2
-0.0+0.0+0.1
Wright vs Anderson+1.0-0.8-0.9
Cross vs van Barneveld-0.5-0.8+0.7

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs12345678910Count
146-0-0In37549017,524,322
135-1-0In1253341057,292,138
125-0-1In226591200140,525,600
4-2-0In22958110089,329,289
114-1-1In064938600428,601,894
3-3-0In07503760072,177,210
103-2-1In00184730500509,443,908
4-0-2100.0%001746306000506,360,636
2-4-0In0018472950031,997,500
93-1-2100.0021943296001,181,647,194
2-3-1100.002194329600295,761,709
1-5-0100.0021944295007,398,354
82-2-299.5021741328001,011,669,582
3-0-399.502174131800901,382,340
1-4-199.60216423280084,056,873
0-6-099.701154333700696,654
72-1-392.0001154135801,517,884,575
1-3-291.600114413680377,077,221
0-5-191.601124137809,361,956
62-0-461.6011545353842,772,744
1-2-359.3011345374834,886,964
0-4-257.201124539451,656,213
51-1-420.801205821911,933,693
0-3-318.401175824150,040,680
41-0-53.8044650392,921,768
0-2-42.8034256241,655,927
30-1-50.101783204,480,385
20-0-6Out39773,640,811
Total:76.4%01691215161716810,944,178,140
Games Above .500
Chance Will Make Playoffs