How are these numbers calculated?

Big Games

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

Week of 1/13100.0*Chance in playoffs100.0*Average seed
Winterhawks 4 YYZ 5 +15.9
+0.4
Hagen 8 Meatballs 4 +1.7
+0.0
Winterhawks 4 Meatballs 4 (ot)+1.1
DragonSlayers 10 StevesPizza 3 +0.5
If winner is:HomeTieAway
Week of 1/21100.0*Chance in playoffs100.0*Average seed
YYZ vs Meatballs+13.4+2.2-11.7
+0.4+0.1-0.3
Winterhawks vs DragonSlayers-5.4-1.5+2.4
-0.1-0.0+0.0
Hagen vs StevesPizza+0.9-1.1-2.9
+0.0-0.0-0.1

What If

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

100100100100100100100100100100100
If finish:Chance inChowderChance will finish regular season at seed
TPWL-OTTplayoffsCup1234567891011Count
33100-00In14.7%1585143
3290-01In8.9991101
3191-00In3.03971574
80-02In0.61991158
3081-01In0.919461,763
70-03In1.41944144
2982-00In0.1084155,484
71-02In0.1087132,394*
2872-01In0.007327013,772
61-03InNo752501,832*
2773-00In0.005446027,384
62-02In0.005644015,393
51-04InNo55450838*
2663-01InNo3662259,788
52-03InNo376229,552
41-05InNo32652257*
2564-00100.0%No19747087,239
53-02InNo2074755,348
42-04InNo207373,645*
2454-01100.0No875170159,961
43-03100.0No87517028,121
32-05InNo87517835*
2355-0099.6No264330182,996
44-0299.6No263340120,496
33-0499.5No2623508,511*
2245-0197.3No0445330272,827
34-0397.2No043543047,808
23-0597.4No0425531,461*
2146-0089.6No02466100256,234
35-0289.0No02267110160,856
24-0488.6No0216811010,514
13-0686.6No226413149*
2036-0171.1No863281300,200
25-0369.9No76329146,878
14-0569.0No6633011,279*
1937-0045.5No244496239,859
26-0243.3No142506130,524
15-0441.3No1405276,770*
1827-0120.3No0206020206,110
16-0318.1No018602224,830
05-0516.2No166123357
1728-006.6No75241142,119
17-025.6No6504558,829
06-043.9No448481,731
1618-011.0No1316880,729
07-030.7No128715,521
1519-000.1No0148649,024
08-020.1No0118911,268
1409-01OutNo39713,792
13010-00OutNo01007,510
Total:68.3%0.0%04283722102,863,908

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs