How are these numbers calculated?

Big Games

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

Week of 4/21100.0*Chance in playoffs100.0*Home Quarterfinal100.0*Average seed
Force 7 Chiefs 16 -5.0
-5.0
-0.6
Hurricanes 56 Brumbies 21 +1.4
+1.5
+0.1
Waratahs 24 Kings 26 +1.1
+1.1
+0.1
Sharks 6 Rebels 6 -0.2
-0.2
-0.1
If winner is:HomeDrawAway
Week of 4/28100.0*Chance in playoffs100.0*Home Quarterfinal100.0*Average seed
Force vs Lions+12.4+8.3-3.1
+12.3+8.3-3.1
+2.0+1.1-0.5
Brumbies vs Blues-2.8+3.1+4.7
-2.8+3.1+4.7
-0.2+0.2+0.3
Reds vs Waratahs-0.2+1.8+0.2
-0.2+1.8+0.2
-0.0+0.3+0.0
Kings vs Rebels+0.4+0.2-0.7
+0.4+0.2-0.7
Chiefs vs Sunwolves+0.0-0.1-0.1
Cheetahs vs Crusaders-0.2-0.1+0.0

What If

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

100100100100100100100100100100100100100100100100100100
If finish:Chance inHomeChance will finish regular season at seed
TPW-OTLDplayoffsQuarterfinal123456789101112131415161718Count
408-000100.0%99.9%0495000001,678,784
387-001100.099.9022770000304,062
367-01099.398.60178200110013,744,816
6-00299.398.659300110058,529
346-01198.798.2059300010005,231,710
5-00398.498.2494001106,342
326-02091.290.5038700144000116,097,618
5-01291.290.6190014410823,237
4-00488.888.81881720365
305-02188.688.41880003620036,002,088
4-01387.887.80870173069,532
3-00577.877.878611618
285-03064.063.906400220121000520,975,854
4-02264.564.406400215153004,470,193
3-01463.163.1063011196003,376
264-03157.257.20570011238100126,990,817
3-02354.354.30540102410100283,146
2-01556.356.35610248187
244-04020.520.50210083329810001,341,409,147
3-03221.021.0210425331520011,836,949
2-02421.021.02111736204009,632
1-016OutNo50502
223-04113.513.513011436278100244,676,127
2-03310.110.110011353111100526,697
1-02510.310.31011032331321184
203-0500.80.81002173631111001,998,184,143
2-0420.80.8101930371930015,946,384
1-0340.80.810524382561011,139
0-026OutNo33673
182-0510.20.200031637321110253,470,515
1-0430.00.00011132381620439,711
0-035OutNo14333227479
162-0600.00.000021338361101,652,754,969
1-0520.00.00007304419010,190,356
0-044OutNo0324452714,327
141-061OutNo0021643364128,675,390
0-053OutNo011040455130,594
121-070OutNo00327609681,622,340
0-062OutNo011770122,397,172
100-071OutNo05583724,641,529
80-080OutNo15346109,113,741
Total:12.3%12.2%001200003911131313121027,302,781,704
Points
Chance Will Make Playoffs