How are these numbers calculated?

Big Games

How we did yesterday and who we should root for today.   Explain

Sunday, 3/31100.0*Chance in playoffs100.0*Qualified100.0*Average seed
Pitea 1 Karlskrona 5 +12.6
+12.6
+0.6
Vita Hasten 4 Huddinge 3 -2.3
-2.3
Bjorkloven 5 Tingsryd 2 +1.8
+1.8
+0.1
If winner is:HomeHome OTHome SOAway SOAway OTAway
Wednesday, 4/3100.0*Chance in playoffs100.0*Qualified100.0*Average seed
Karlskrona vs Bjorkloven+18.4-6.0-6.0-12.5-12.5-15.2
+18.4-6.0-6.0-12.5-12.5-15.2
+0.6+0.1+0.1-0.3-0.3-0.6
Pitea vs Vita Hasten+8.6+2.2+2.2-1.4-1.4-2.8
+8.6+2.2+2.2-1.4-1.4-2.8
+0.2+0.1+0.1-0.0-0.0-0.1
Tingsryd vs Huddinge-0.4+1.5+1.5+1.6+1.6-0.2
-0.4+1.5+1.5+1.6+1.6-0.2
-0.0+0.1+0.1+0.0+0.0-0.0

What If

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

100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-OTL-OTplayoffsQualified123456Count
202-00-064.4%64.4%40253050280,232,572
191-10-044.144.121234790131,211,207
181-00-132.932.9151850170189,152,227
0-20-013.613.60137115015,422,026
171-01-023.423.410133525160804,689,626
0-10-15.45.4056628044,456,171
160-11-03.13.1034133221189,115,748
0-00-21.11.113561228,088,289
150-01-10.60.612047302238,987,409
140-02-00.30.301135467509,337,701
Total:20.7%20.7%101131272022,430,692,976
Points
Chance Will Make Playoffs