How are these numbers calculated?

Big Games

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

Week of 3/7100.0*Chance in playoffs100.0*Average seed
Cinderford Town 4 Totton 2 -0.0
-0.3
Melksham Town 2 Bideford 3 -0.1
Mangotsfield 0 Thatcham Town 4 +0.1
Evesham United 0 Bristol Manor F 0 -0.0
If winner is:HomeDrawAway
Mangotsfield vs Cirencester Town-0.1+0.0+0.1
If winner is:HomeDrawAway
Week of 3/14100.0*Chance in playoffs100.0*Average seed
Totton vs Melksham Town+0.0-0.0Out
+0.6-0.1-0.5
Bristol Manor F vs Basingstoke Town-0.1+0.1+0.1
Frome Town vs Moneyfields+0.0-0.0-0.2
Moneyfields vs Sholing-0.1+0.0+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inPremierChance will finish regular season at seedLevel 9
TPW-D-LplayoffsDivision South1234567891011121314151617181920PlayoffCount
6211-0-035.6%No1827352261No2,556
6010-1-08.3No88442713No48
5910-0-14.5No562839212No111
589-2-00.5No0316363681No435
579-1-10.1No0162744194No1,376
568-3-0OutNo0214433291No2,823*
558-2-1OutNo00531421830No7,937
548-1-2OutNo001174131910No17,121*
537-3-1OutNo00731391840No33,467*
527-2-2OutNo021839301010No71,425*
517-1-3OutNo01829382040No125,006*
506-3-2OutNo031737321010No213,330*
496-2-3OutNo018283921300No360,025*
485-4-2OutNo003173833800No303,398
6-1-4OutNo002153735910No230,986*
475-3-3OutNo018294218200No634,827
4-6-1OutNo01829421820No141,372*
465-2-4OutNo003174231600No738,898
4-5-2OutNo003194329600No338,452*
454-4-3OutNo01935411310No859,351
5-1-5OutNo01834421410No500,199*
444-3-4OutNo00323452440No1,311,798
3-6-2OutNo00425452330No238,443
5-0-6OutNo0322452640No116,273*
434-2-5OutNo001124136101No1,204,684*
3-5-3OutNo001134235900No723,012
423-4-4OutNo00631431820No1,351,733
4-1-6OutNo00530441920No589,877
2-7-2OutNo0063343172No106,214*
413-3-5OutNo00219443050No1,601,017
2-6-3OutNo0220442950No369,448
4-0-7OutNo0218443160No128,519*
403-2-6OutNo0093642120No1,169,410
2-5-4OutNo01103841110No837,903*
392-4-5OutNo0042648220No1,175,749
3-1-7OutNo004254823000.0%480,873
1-7-3OutNo042748210No104,649*
382-3-6OutNo01154737000.01,206,514*
1-6-4OutNo011648350No264,966*
372-2-7OutNo0073953000.0674,868
1-5-5OutNo0074052000.0458,650*
361-4-6OutNo032967100.0556,798*
2-1-8OutNo0032868100.0233,415
351-3-7OutNo011879200.0512,943*
341-2-8OutNo001086400.0300,127*
330-4-7OutNo0588800.1150,626*
320-3-8OutNo2841300.465,985*
310-2-9OutNo1782011.124,973
300-1-10OutNo0673032.96,340
290-0-11OutNo484398.63,210
Total:0.0%No000000001251119232216000.0%20,552,160

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs