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
Waratahs 25 Chiefs 20 +8.2
+1.0
Kings 0 Bulls 34 -0.6
Crusaders 24 Highlanders 8 -0.6
-0.0
Hurricanes 22 Force 20 -0.4
Reds 19 Brumbies 19 -0.2
Sharks 6 Cheetahs 12 -0.1
-0.1
If winner is:HomeDrawAway
Week of 4/26100.0*Chance in playoffs100.0*Average seed
Bulls vs Waratahs-5.5+0.2+10.7
-0.5+0.1+1.0
Crusaders vs Rebels-0.4+0.9+1.4
-0.0+0.1+0.1
Cheetahs vs Kings-0.4+0.1+0.9
-0.0-0.0+0.1
Reds vs Blues-0.5-0.1+0.4
Brumbies vs Force-0.2+0.3+0.5
Chiefs vs Sharks+0.2+0.0-0.2
Hurricanes vs Stormers+0.1*+0.0-0.1

* 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 Waratahs finish out the regular season.   Explain

100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456789101112131415Count
488-0-0In63270100697,663
467-1-0In353133010469,760
447-0-1100.0%10327429006,811,281
6-2-0100.09297441100170,375
426-1-199.91121244273004,893,822
5-3-099.91109423360034,925
406-0-297.304921432030034,928,750
5-2-196.40371944244001,486,211
4-4-096.6025194525304,389
385-1-271.30044244023500020,970,801
4-3-166.6023214126710246,964
3-5-066.21319432671352
365-0-331.7010525392460098,000,764
4-2-226.201042239277105,168,213
3-4-125.500042139278124,226
2-6-023.12323388813
344-1-33.300003163632111047,754,520
3-3-22.60002153634121669,346
2-5-12.60021437331121,413
1-7-0Out1001
324-0-40.4000004224127500164,097,637
3-2-30.20003194131609,159,392
2-4-20.20031941316048,200
1-6-1Out6223928654
303-1-40.00000320472900062,236,520
2-3-30.0000319473010864,926
1-5-2Out0318493011,855
0-7-1Out1002
283-0-50.0000194345200167,536,863
2-2-40.00000841483008,711,137
1-4-3Out0840493040,297
0-6-2Out1335391323
262-1-5Out0011669131046,355,077
1-3-4Out0115681510532,643
0-5-3Out01470141723
242-0-6Out0096623200101,661,431
1-2-5Out0076327304,205,998
0-4-4Out0658315011,942
221-1-6Out013944152018,237,743
0-3-5Out013546172125,374
201-0-7Out002446264033,497,965
0-2-6Out019433170806,056
180-1-7Out425452602,923,282
160-0-8Out112424414,730,451
Total:11.6%0112357101421267210848,119,380
Games Above .500
Chance Will Make Playoffs