How are these numbers calculated?

Big Games

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

Week of 7/27100.0*Average seed
Portugal 2 Vietnam 0 -0.0
If winner is:HomeDrawAway
Costa Rica vs Zambia+4.0+1.5-5.0
Vietnam vs Netherlands-0.2-0.1+0.1
Canada vs Australia+0.1-0.1-0.1
Switzerland vs New Zealand+0.1-0.1-0.1
Portugal vs USA-0.1-0.1+0.1
South Africa vs Italy-0.1-0.1+0.1
China vs England-0.1-0.1+0.0
Haiti vs Denmark-0.1-0.1+0.0
Ireland vs Nigeria-0.1-0.0+0.0
Argentina vs Sweden-0.1-0.1+0.0
China vs Haiti-0.0+0.1-0.0
Argentina vs South Africa-0.0+0.1-0.0
Panama vs Jamaica-0.1-0.0+0.0
Panama vs France-0.1-0.0+0.0
If winner is:HomeDrawAway
Week of 8/3100.0*Average seed
Morocco vs Colombia-0.2-0.2+0.1
South Korea vs Germany-0.2-0.1+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100100
If finish:Chance inRoundChance will finish regular season at seed
TPW-D-Lplayoffsof 161234567891011121314151617181920212223242526272829303132Count
31-0-0OutNo1381420252172,248,913,785
10-1-0OutNo006941,498,636,318
00-0-1OutNo015142630242,248,901,065
Total:OutNo0135899260025101195,996,451,168
Points
Chance Will Make Playoffs