How are these numbers calculated?

Big Games

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

Week of 4/20100.0*Average seed
Huddersfield Town 1 Watford 2 +0.3
Everton 4 Manchester United 0 -0.2
West Ham United 2 Leicester City 2 +0.1
Wolverhampton 0 Brighton & Hove 0 +0.1
If winner is:HomeDrawAway
Watford vs Southampton+0.4-0.1-0.5
Wolverhampton vs Arsenal-0.2-0.0+0.1
If winner is:HomeDrawAway
Week of 4/27100.0*Average seed
Watford vs Wolverhampton+0.6+0.0-0.6
Crystal Palace vs Everton+0.2+0.1-0.2
Leicester City vs Arsenal-0.2+0.0+0.1

What If

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

100100100100100100100100100100100100100100100100100100100100
If finish:ChanceChance will finish season at seed
TPW-D-Lwins titleUEFA CL1234567891011121314151617181920ChampionshipCount
59-61NoNo100No109,978,370*
583-0-1NoNo9550No106,581,797
572-2-0NoNo94600No104,431,699
562-1-1NoNo782110No257,703,711
552-0-2NoNo533980No155,707,075
1-3-0NoNo633440No56,294,042
541-2-1NoNo3946151No204,707,461
531-1-2NoNo1544365No243,702,164
0-4-0NoNo2250253No11,212,731
521-0-3NoNo42551191No95,167,751
0-3-1NoNo63247150No53,544,822
510-2-2NoNo1114838300No94,365,091
500-1-3NoNo02305413100No72,835,120
490-0-4NoNo084440800No21,004,326
Total:NoNo48251881000No1,587,236,160

* Row combines multiple less frequent records.

Points
Chance Will Win Championship