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 -1.2
-0.1
Reds 19 Brumbies 19 -1.1
-0.0
Crusaders 24 Highlanders 8 -1.0
-0.0
Hurricanes 22 Force 20 -0.9
-0.1
Sharks 6 Cheetahs 12 +0.5
+0.1
Waratahs 25 Chiefs 20 *-0.1
If winner is:HomeDrawAway
Week of 4/26100.0*Chance in playoffs100.0*Average seed
Hurricanes vs Stormers-13.4-2.1+12.5
-1.0-0.1+0.9
Crusaders vs Rebels-0.7+1.2+2.8
-0.0+0.0+0.1
Cheetahs vs Kings-0.6+0.2+1.4
-0.1+0.0+0.1
Bulls vs Waratahs-0.6+1.1+1.0
-0.0+0.1+0.1
Chiefs vs Sharks+0.8-0.6-0.8
+0.1-0.0-0.1
Reds vs Blues-0.6-0.2+0.4
Brumbies vs Force-0.2*+0.0+0.5

* A starred number could be exactly 0 or just really small. The simulation did not run long enough to know.

What If

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

100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456789101112131415Count
489-0-0In871302,354,513
468-1-0In54395201,582,234
448-0-1In3946970018,051,201
7-2-0In3946950498,660
427-1-1100.0%941321720011,312,711
6-3-0In94131172091,041
407-0-2100.032535261010063,611,018
6-2-1100.032637249103,082,806
5-4-0100.0328372471010,573
386-1-298.7053518291110034,405,945
5-3-198.7053519291110476,722
4-5-099.05361830101814
366-0-389.80119831309100126,907,908
5-2-289.70121830309107,925,103
4-4-190.71228312991045,916
3-6-097.3314143038337
345-1-346.9071931361520058,024,149
4-3-247.207193136152001,007,257
3-5-146.970832381322,748
325-0-416.502011336351210157,940,070
4-2-315.90201133535121010,984,648
3-4-216.60201133535121076,841
2-6-117.721640338196
304-1-41.400001103439142059,362,716
3-3-31.400111343814201,102,252
2-5-21.6001935371523,418
1-7-1Out50502
284-0-50.100002174033800126,998,116
3-2-40.100021639349008,866,606
2-4-30.100021539349062,091
1-6-2Out1183936687
263-1-50.0000219463110037,653,735
2-3-40.0000220463110657,846
1-5-3Out0320473011,786
243-0-60.000007355350065,950,442
2-2-50.0000634546004,161,199
1-4-4Out0633547024,471
0-6-3Out43850826
222-1-6Out011364212014,459,466
1-3-5Out0113652020203,333
0-5-4Out11265212389
202-0-7Out004523680021,330,144
1-2-6Out0349389101,050,167
0-4-5Out347391013,787
181-1-7Out00234726403,076,641
0-3-6Out0244625425,393
161-0-8Out01036401403,897,142
0-2-7Out073243170110,472
140-1-8Out11348371277,513
120-0-9Out0330634447,129
Total:36.9%249481012131312102100848,119,380
Games Above .500
Chance Will Make Playoffs