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 -8.6
-0.9
Kings 0 Bulls 34 -0.7
Crusaders 24 Highlanders 8 -0.6
-0.0
Hurricanes 22 Force 20 -0.5
Reds 19 Brumbies 19 -0.2
Sharks 6 Cheetahs 12 -0.1
If winner is:HomeDrawAway
Week of 4/26100.0*Chance in playoffs100.0*Average seed
Chiefs vs Sharks+10.0+0.9-10.8
+0.8+0.0-0.8
Crusaders vs Rebels-0.6+1.2+2.2
-0.0+0.1+0.1
Cheetahs vs Kings-0.6+0.7+1.2
-0.0+0.0+0.1
Reds vs Blues-0.7-0.6+0.5
+0.1+0.0-0.1
Hurricanes vs Stormers+0.0+1.1-0.1
-0.0+0.1-0.0
Bulls vs Waratahs-0.4+0.4+0.8
Brumbies vs Force-0.1+0.1+0.4
-0.0+0.0+0.1

What If

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

100100100100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TPW-D-Lplayoffs123456789101112131415Count
528-0-0In927114,079,726
507-1-0In8611037,552,097
487-0-1In5829112069,962,268
6-2-0In603011001,787,255
466-1-1In40384180032,860,080
5-3-0In39385190239,294
446-0-2100.0%12361038300149,604,690
5-2-1In14391135206,587,247
4-4-0In154110322020,289
425-1-2100.042419411200059,565,207
4-3-1100.032220411310732,333
3-5-0In32222411211,095
405-0-399.6061538347000177,427,437
4-2-299.6061637337009,836,085
3-4-199.70718373160048,411
2-6-0In10194226331
384-1-392.70110143928710058,146,096
3-3-289.70191237319100861,928
2-5-190.6191337319101,914
1-7-0In50502
364-0-460.600221838309100127,229,672
3-2-359.102217383191007,586,792
2-4-259.903217383091042,148
1-6-165.42540251052
343-1-419.50103163732101032,917,556
2-3-314.000021234361420493,544
1-5-214.100112343714101,140
323-0-52.30002153734111056,288,346
2-2-42.0000214373511103,175,555
1-4-31.9002133636121015,874
0-6-2Out1450211414
302-1-50.1000217403380010,769,879
1-3-40.0001133837100135,780
0-5-3Out113423411191
282-0-60.00000322472710014,944,073
1-2-50.000322472710683,084
0-4-4Out0220482812,117
261-1-6Out00735517001,875,941
0-3-5Out00532548014,404
241-0-7Out01175922202,166,932
0-2-6Out011658222058,400
220-1-7Out044441111134,305
200-0-8Out0020472840270,096
Total:79.4%11148211410864210000848,119,380
Games Above .500
Chance Will Make Playoffs