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
Sharks 6 Cheetahs 12 -12.8
-1.0
Kings 0 Bulls 34 -1.0
-0.1
Hurricanes 22 Force 20 -0.5
Crusaders 24 Highlanders 8 -0.4
-0.0
Reds 19 Brumbies 19 *-0.1
If winner is:HomeDrawAway
Week of 4/26100.0*Chance in playoffs100.0*Average seed
Chiefs vs Sharks-13.4+1.4+14.2
-0.9+0.1+1.0
Crusaders vs Rebels-0.7+0.7+2.7
-0.0+0.0+0.1
Cheetahs vs Kings-1.0+1.3+2.0
-0.1+0.1+0.1
Bulls vs Waratahs-0.7+1.1+1.3
-0.1+0.1+0.1
Hurricanes vs Stormers+0.8+0.8-0.8
+0.1+0.1-0.1
Reds vs Blues-0.5-0.1+0.4
Brumbies vs Force-0.2*+0.0+0.7
-0.0+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 Sharks finish out the regular season.   Explain

100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456789101112131415Count
528-0-0In88110014,673,211
507-1-0In58383007,864,507
487-0-1In4047850072,640,603
6-2-0In345211401,853,598
466-1-1100.0%104634910033,965,004
5-3-0In94833810248,036
446-0-2100.0224372412100153,578,541
5-2-1100.02234320101006,776,382
4-4-099.91195116112020,598
425-1-298.5064413241110060,699,396
4-3-197.90545112413200746,802
3-5-098.10543122512201,096
405-0-382.501185253415200178,615,230
4-2-281.0012042333163009,938,454
3-4-177.002231834194048,824
2-6-085.226194111427
384-1-343.90100627361730057,922,829
3-3-236.40904233722400861,887
2-5-136.20804243921401,947
364-0-49.701018293919300124,354,900
3-2-37.8020062539234007,463,936
2-4-26.220042340266041,984
1-6-121.2615153327333
343-1-41.400001103338152031,713,696
2-3-30.8000727412130479,116
1-5-20.600727422031,094
323-0-50.10001123837110052,791,382
2-2-40.000019344215003,012,070
1-4-30.000173143180015,190
0-6-2Out10306010
302-1-50.000032246281009,911,882
1-3-40.000215443720126,895
0-5-3Out218502820217
282-0-60.00007355170013,277,767
1-2-5Out00429571010616,206
0-4-4Out03275712102,065
261-1-6Out01175920201,632,776
0-3-5Out01159263012,571
241-0-7Out005453911101,807,703
0-2-6Out02404214149,467
220-1-7Out0124442650109,116
200-0-8Out062945200242,332
Total:64.4%612177101211108520000848,119,380
Games Above .500
Chance Will Make Playoffs