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
Melksham Town 2 Bideford 3 +0.2
+0.8
Slimbridge 1 Winchester City 2 +0.1
Cinderford Town 4 Totton 2 +0.0
Moneyfields 1 Highworth Town 0 +0.0
Mangotsfield 0 Thatcham Town 4 +0.0
Basingstoke Town 1 Willand Rovers 1 +0.0
If winner is:HomeDrawAway
Week of 3/14100.0*Chance in playoffs100.0*Average seed
Bideford vs Cinderford Town+0.2-0.1-0.1
+0.6-0.2-0.6
Paulton Rovers vs Slimbridge+0.1-0.0-0.1
Willand Rovers vs Cirencester Town-0.1+0.0+0.1
Sholing vs Paulton Rovers-0.0+0.0+0.1
Thatcham Town vs Evesham United+0.0-0.0-0.1
Highworth Town vs Mangotsfield-0.1+0.0+0.1
Frome Town vs Moneyfields+0.0-0.0-0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:Chance inPremierChance will finish regular season at seedLevel 9
TPW-D-LplayoffsDivision South1234567891011121314151617181920PlayoffCount
6710-0-099.9%No1613350No2,719
659-1-091.6No23412771No1,777
649-0-173.8No8293620610No2,676
638-2-057.0No41934281230No8,004
628-1-129.4No17223425920No23,487
617-3-013.7No0212273320600No38,312*
607-2-14.0No0041532321420No90,780
597-1-20.8No016203629810No165,389*
586-3-10.1No00210303817200No201,488
7-0-30.1No018274020300No60,258
576-2-20.0No003174031810No460,356*
566-1-30.0No001730421820No386,337
5-4-1OutNo01832401620No280,355
555-3-2OutNo002194329600No764,655
6-0-4OutNo002184231700No161,291*
545-2-3OutNo01935401410No1,031,762
4-5-1OutNo0011036391210No252,582
534-4-2OutNo0004254523300No849,066
5-1-4OutNo003234525400No699,661*
524-3-3OutNo01144135900No1,497,408
5-0-5OutNo011240361000No179,298
3-6-1OutNo01154234700No149,227
514-2-4OutNo006314418100No1,464,347
3-5-2OutNo00733431610No596,026*
503-4-3OutNo02214527300No1,279,060
4-1-5OutNo02204529400No804,691*
493-3-4OutNo01113939910No1,637,934
2-6-2OutNo01134138800No251,908
4-0-6OutNo011038401110No158,582*
483-2-5OutNo005284619200No1,235,687
2-5-3OutNo005304617200No654,425*
472-4-4OutNo002184529500No1,010,840
3-1-6OutNo02164432600No506,809
1-7-2OutNo02204726400No60,227*
462-3-5OutNo009364013200No996,821
1-6-3OutNo011039381110No176,511
3-0-7OutNo00734421420No88,659*
452-2-6OutNo003234424500No602,741
1-5-4OutNo004264322400No331,780*
441-4-5OutNo011439341110No394,452
2-1-7OutNo011239351220No223,973*
431-3-6OutNo00528402140No312,052
0-6-4OutNo00629402140No72,430*
421-2-7OutNo02163833111No155,200
0-5-5OutNo02173832101No61,030
410-4-6OutNo00729402130No102,664*
400-3-7OutNo0317393380No43,785*
390-2-8OutNo0193043170No15,996
380-1-9OutNo031948300No3,726
370-0-10OutNo00939501No2,916
Total:0.1%No00000125101924211252000No20,552,160

* Row combines multiple less frequent records.

Points
Chance Will Make Playoffs