How are these numbers calculated?

Big Games

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

If winner is:HomeDrawAway
Week of 1/21100.0*Chance wins title100.0*UEFA CL100.0*Average seed
Atalanta vs Napoli-10.3-4.6+6.7
-2.1-0.6+1.2
-0.2-0.1+0.1
Juventus vs Genoa-4.7+4.9+9.4
-0.1+0.1+0.1
-0.1+0.1+0.1
Internazionale vs Roma-0.5+0.4+0.2
-0.1+0.2-0.1
Sampdoria vs Roma+0.3+0.2-0.3
+0.5+0.2-0.4
Lazio vs Udinese-0.3+0.2+0.3
-0.4+0.2+0.5
Lazio vs Chievo-0.2+0.2+0.3
-0.3+0.3+0.5

What If

Chances based on how well Napoli finishes out the regular season.   Explain

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleUEFA CL1234567891011121314151617181920Serie BCount
103-105YesYes100No614,588*
10217-0-1100.0%Yes1000No112,713
10116-2-0100.0Yes1000No1,094,441
10016-1-1100.0Yes1000No1,206,927
9915-3-0100.0Yes1000No4,028,649*
9815-2-199.9Yes1000No6,083,575
9714-4-099.8Yes10000No12,057,732*
9614-3-199.6Yes10000No19,698,798*
9513-5-099.2Yes9910No30,875,374*
9413-4-198.5Yes9820No47,394,572*
9313-3-297.4Yes9730No66,617,867*
9212-5-195.7Yes9640No91,876,270*
9112-4-293.1Yes9370No119,506,901*
9011-6-189.7Yes90100No149,203,638*
8911-5-285.1100.0%851500No179,298,161*
8811-4-379.4100.0792100No205,836,629*
8710-6-272.6100.0732700No227,937,329*
8610-5-364.7100.0653500No242,418,597*
859-7-256.1100.05643100No248,152,884*
849-6-346.9100.04751200No244,776,031*
839-5-436.199.93659500No123,890,601
8-8-239.5100.03957400No108,504,413*
828-7-328.899.82963800No212,729,960*
818-6-420.999.421661310No187,591,411*
807-8-314.198.514652010No159,374,964*
797-7-48.996.796027300No130,489,670*
787-6-55.293.455336600No102,919,563*
776-8-42.788.1343421110No78,150,678*
766-7-51.380.5133461820No57,116,283*
756-6-60.570.5123472640No40,157,748*
745-8-50.258.70154334700No27,132,814*
735-7-60.146.20937411300No17,602,935*
724-9-50.034.10529462000No10,953,838*
714-8-60.023.40221472900No6,533,861*
704-7-70.014.901144440100No3,725,703*
693-9-60.08.70083950200No2,029,667*
683-8-7No4.6043159500No1,051,508*
673-7-8No2.2022365900No518,728*
662-9-7No0.90116671610No242,378*
652-8-8No0.3096424300No106,411*
642-7-9No0.1055632600No44,421*
631-9-8No0.00245401110No17,178*
621-8-9No0.00132441930No6,368*
611-7-10NoNo0224427700No2,003*
601-6-11NoNo133735132No589*
590-8-10NoNo83234225No177*
580-7-11NoNo31833435No40*
570-6-12NoNo202060No5*
560-5-13NoNo333333No3
510-0-18NoNo016284320300No394,246
Total:51.8%97.2%52378200000000000No3,170,079,840

* Row combines multiple less frequent records.

Points
Chance Will Win Championship