How are these numbers calculated?

Big Games

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

Week of 4/27100.0*Chance in playoffs100.0*Average seed
vanBarneveld 4 Anderson 7 -29.0
-0.9
Lewis 4 Wade 7 +5.2
+0.2
Wright 7 Taylor 3 +4.1
+0.1
vanGerwen 7 Lewis 0 +3.3
+0.1
vanGerwen 6 Chisnall 6 -0.2
-0.0
If winner is:HomeDrawAway
Week of 5/4100.0*Chance in playoffs100.0*Average seed
Chisnall vs vanBarneveld-23.0-5.0+23.0
-1.1+0.1+0.9
Taylor vs vanGerwen-13.4-5.2+7.3
-0.2-0.1+0.1
Lewis vs Wright-5.9+0.1+2.8
-0.3-0.0+0.1
Anderson vs Wade-2.2-0.8+4.1

What If

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

100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs12345678910RelegatedCount
182-0-089.8%365410No5,787,830,420
171-1-062.01151380No7,742,843,681
161-0-118.911861191No15,919,431,312
0-2-017.501766161No2,483,945,809
150-1-11.012253222No9,881,758,198
140-0-2Out225028No9,581,959,260
Total:26.3%6203321146No51,397,768,680
Games Above .500
Chance Will Make Playoffs