How are these numbers calculated?

Big Games

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

Week of 3/27100.0*Average seed
London Irish 22 Newcastle 21 +0.2

What If

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

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seedRelegated to
TPW-D-LplayoffsQualify for EPCR Champions Cup123456789101112RFU ChampionshipCount
404-0-0Out0.0%0370270No13,704,496
383-1-0OutNo031663No5,837,646
363-0-1OutNo186417No149,398,404
2-2-0OutNo146917No859,869
342-1-1OutNo14653No42,220,811
1-3-0OutNo03070No51,979
322-0-2OutNo022780No508,861,381
1-2-1OutNo14860No3,687,605
0-4-0OutNo17830No1,101
301-1-2OutNo3960No85,920,554
0-3-1OutNo991No101,668
281-0-3OutNo1945No655,392,867
0-2-2OutNo955No3,468,401
260-1-3OutNo937No51,636,950
240-0-4OutNo7228No284,871,220
Total:Out0.0%00213787No1,806,014,952
Games Above .500
Chance Will Make Playoffs