How are these numbers calculated?

Big Games

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

Week of 4/19100.0*Chance in playoffs100.0*Average seed
Kings 0 Bulls 34 -0.5
Hurricanes 22 Force 20 -0.5
Crusaders 24 Highlanders 8 -0.4
-0.0
Reds 19 Brumbies 19 -0.1
Waratahs 25 Chiefs 20 +0.3
If winner is:HomeDrawAway
Week of 4/26100.0*Chance in playoffs100.0*Average seed
Reds vs Blues-9.9+0.1+6.6
-0.9-0.1+0.6
Crusaders vs Rebels-0.4+0.3+1.6
-0.0+0.0+0.1
Cheetahs vs Kings-0.5+0.6+1.0
Bulls vs Waratahs-0.3+0.4+0.5
Hurricanes vs Stormers+0.2+0.6-0.2
Brumbies vs Force-0.1+0.1+0.2
-0.0+0.1+0.1
Chiefs vs Sharks+0.1-0.2-0.1
-0.1-0.0+0.1

What If

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

100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456789101112131415Count
50-52In1007,491,502*
488-0-1In98230,351,634
7-2-0In100852,941
467-1-1In945117,588,686
6-3-0In955144,333
447-0-2In722512089,731,376
6-2-1In77210204,431,578
5-4-0In82160215,977
426-1-2In5535190044,864,857
5-3-1In5735170633,923
4-5-0In5935241,115
406-0-3In2250121510149,682,678
5-2-2In25491015109,550,325
4-4-1In28488151055,964
3-6-0In284372254
385-1-3100.0%737163280063,201,465
4-3-2100.084017296001,123,389
3-5-1In942192563,191
2-7-0In67333
365-0-499.9114303022300154,755,701
4-2-399.911528312230011,038,176
3-4-299.91162731233078,788
2-6-1In1132638202129
344-1-497.1031518422030053,564,238
3-3-397.403171841183001,020,542
2-5-297.40320183917303,224
324-0-571.700832338235000102,375,974
3-2-472.5007323382250007,360,150
2-4-373.30742438225052,658
1-6-273.3312347169175
303-1-530.3010524392560027,840,400
2-3-430.70105243825600499,981
1-5-331.5207233824601,417
283-0-63.90000319393081043,129,197
2-2-54.000041939308102,814,922
1-4-44.10041939307017,115
0-6-3Out293829521
262-1-60.300042241275008,629,776
1-3-50.3000422412750125,768
0-5-4Out21837349238
242-0-70.0000426462310011,095,109
1-2-60.0000426462310570,026
0-4-5Out0425472312,032
221-1-7Out011040454001,449,563
0-3-6Out00940464012,581
201-0-8Out02196018101,574,765
0-2-7Out012060181047,138
180-1-8Out07563340101,073
160-0-9Out0128511820233,612
Total:85.8%22201113118543110000848,119,380

* Row combines multiple less frequent records.

Games Above .500
Chance Will Make Playoffs