How are these numbers calculated?

Big Games

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

If winner is:HomeTieAway
Week of 10/5100.0*Chance in playoffs100.0*Average seed
Mariners vs Blackhawks+18.6+2.1-8.8
+0.6+0.0-0.3
Mariners vs OC2+5.1-9.4-18.3
+0.1-0.3-0.5
Ducks2 vs Gulls+10.7+5.8-2.6
+0.1+0.1-0.0
Gulls vs Leafs-2.6+5.9+10.7
-0.0+0.1+0.2
Ducks1 vs Gulls+3.2-1.6-8.2
+0.0-0.0-0.1
Gulls vs GSE-3.7+4.3+6.5
-0.0+0.1+0.1
Empire vs OC1+0.6-0.6-1.6
+0.0-0.0-0.1
GSE vs Wave2-0.7+1.1+1.6
-0.0+0.0+0.1
Ducks2 vs GSE+1.5+1.0-0.7
+0.1+0.0-0.0
Heat vs GSE+1.3+1.0-0.8
Ducks1 vs Kings-0.7-0.3+0.4
Ducks1 vs Empire-0.7-0.2+0.3
OC1 vs Blackhawks-0.1-0.3+0.2

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-L-Tplayoffs12345678910111213141516Count
227-0-0In0121716028,380
216-0-1In0664292048,117
206-1-0In013054151241,277
5-0-2In0245321135,277
195-1-199.9%07444270345,427
4-0-399.804334914013,896
185-2-098.80117522810833,582
4-1-297.5012493730199,241
3-0-496.609474133,174
174-2-190.603325690928,715
3-1-384.31226116058,677
2-0-583.01206217412
164-3-072.60011612701,398,044
3-2-264.00757351397,033
2-1-459.605543919,600
1-0-661.36553931
153-3-144.6024353301,148,443
2-2-335.4135605081,946
1-1-534.4134615790
143-4-024.002467901,189,363
2-3-218.201869130341,294
1-2-415.6016691508,148
0-1-611.111444418
132-4-18.308672500674,217
1-3-35.766331143,747
0-2-53.2364321340
122-5-02.503524320500,290
1-4-21.41445040123,732
0-3-41.11445152,071
111-5-10.3027601300175,356
0-4-30.10216018107,390
101-6-00.001053334097,057
0-5-2Out545428014,865
90-6-1Out12350242016,335
80-7-0Out4314717208,323
Total:54.2%000261432369100008,974,608
Games Above .500
Chance Will Make Playoffs