How are these numbers calculated?

Big Games

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

Week of 10/23100.0*Chance in playoffs100.0*Average seed
Arizona 20 Pittsburgh 32 -0.7
NY Jets 27 San Diego 21 -0.4
Oakland 0 Kansas City 28 +0.2
Cleveland 6 Seattle 3 -0.1
Miami 15 Denver 18 -0.1
If winner is:HomeAway
Jacksonville vs Baltimore+0.6-0.2
+0.1-0.0
If winner is:HomeAway
Week of 10/30100.0*Chance in playoffs100.0*Average seed
Pittsburgh vs New England-6.6+7.8
-0.6+0.7
Seattle vs Cincinnati+1.4-0.9
Buffalo vs Washington-0.8+1.5
-0.1+0.2
Baltimore vs Arizona-0.2+0.6
-0.0+0.1
Houston vs Jacksonville-0.0+0.1

What If

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

100100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs12345678910111213141516Count
1510-0In9917,106
149-1In918044,199
138-2In67291020121,930
127-3100.0%29481101010194,393
116-498.45322642210200196,335
105-580.207169163216300132,306
94-630.9026221382461060,138
83-72.7001021334311541017,949
72-8Out0417342913203,420
61-9Out1425382651356
50-10Out1740447173
Total:88.1%252712311106311000000778,205
Games Above .500
Chance Will Make Playoffs

Lottery

Ye of little faith, already thinking about next year. Here are the big games and what ifs for draft seeds.

Big Games

Week of 10/23100.0*Lottery seed
NY Jets 27 San Diego 21 +0.0
Arizona 20 Pittsburgh 32 +0.0
If winner is:HomeAway
Jacksonville vs Baltimore-0.2+0.0
If winner is:HomeAway
Week of 10/30100.0*Lottery seed
Pittsburgh vs New England+1.1-1.3
Buffalo vs Washington+0.2-0.4
Baltimore vs Arizona+0.0-0.2
Houston vs Jacksonville+0.0-0.1
Seattle vs Cincinnati-0.1+0.0
St. Louis vs New Orleans-0.1+0.0

What If

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance will finish season at seed
TWW-L1234567891011121314151617181920212223242526272829303132
1510-082171
149-14546800
138-21156228100200
127-312816321020010110
116-40533013133015710020
105-500721463411239163000
94-6002140251619241672100
83-700010021411202319126210
72-8002513192418125100
61-90281734221151
50-104223232101
Total:52091866217473522110000000000000