How are these numbers calculated?

Big Games

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

Week of 12/7100.0*Chance in playoffs100.0*Promoted100.0*Average seed
OV Silver Seven 4 Glouc. Rangers 1 -0.1
If winner is:HomeAway
Glouc. Rangers vs Nepean Raiders-7.3+7.3
-0.2+0.2
-0.4+0.4
Nepean Raiders vs OV Silver Seven+5.6-5.6
+0.2-0.2
+0.5-0.5
Ottawa Sting vs Nepean Raiders-4.8+4.8
-0.3+0.3
-0.4+0.4
RSL Kings vs Glouc. Rangers+2.5-2.5
SV Rapids vs OV Silver Seven-0.1+0.1
+0.1-0.1
If winner is:HomeAway
Week of 12/14100.0*Chance in playoffs100.0*Promoted100.0*Average seed
Glouc. Rangers vs RSL Kings-2.4+2.4
OV Silver Seven vs Glouc. Rangers+2.1-2.1
Glouc. Rangers vs Kanata Blazers-0.7+0.7
+0.1-0.1
-0.1+0.1
Glouc. Rangers vs OV Silver Seven-0.5+0.5
OV Silver Seven vs EO Cobras-0.5+0.5
Cumberland Jr G vs SV Rapids+0.4-0.4
Kanata Blazers vs OV Silver Seven+0.2-0.2
OV Silver Seven vs Ottawa Sting-0.2+0.2
+0.1-0.1
RSL Kings vs Cumberland Jr G+0.1-0.1
+0.1-0.1

What If

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

100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPWL-OTTplayoffsPromoted1234567891011Count
42130-00In81.1%811812,335
40121-00In48.849429010,644
38112-00In16.01643347064,405
36103-00In1.6215433360234,467
3494-00In0.001144334700587,860
3285-00100.0%No011341378001,056,040
3076-0099.8No01114138901,409,105
2867-0095.8No01124438401,410,191
2658-0075.4No00117572401,059,258
2449-0039.3No02375560587,396
22310-0011.1No01163251234,705
20211-001.3No13951963,999
18112-00OutNo14572910,738
16013-00OutNo238602,341
Total:85.7%0.3%01371218222212206,733,484
Points
Chance Will Make Playoffs