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#169033 04/13/15 12:37 AM
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I was sitting around with nothing to do this weekend when I thought..."gee, I wonder what the SC Girl's rankings would be using the RPI (Rating Percentage Index)."

As most of you know, this is used extensively in men's college basketball; but, it has recently started to be used more significantly in women's college soccer as well. So I researched the calculation for women's soccer and set out to apply it to SC. Not as easy I had hoped. However -- at the end of two days, inputting almost 800 games, and constantly tweaking formulas -- I believe the data is materially accurate and calculating correctly. Please keep in mind that this is an unadjusted calculation whereas the NCAA adds points for good wins and subtracts points for bad losses which I did not even attempt to do.

All game data was downloaded from the Eurosport Scoreboard. For purposes of this exercise, only games that included a SC high school versus a SC high school were included. The logistics of adding all out-of-state games for Georgia, North Carolina, Tennessee, and even Wisconsin (??) were far too overwhelming and labor intensive. Additionally, all scrimmages and JV games were excluded as well. Lastly, the final RPI ranking table only contains teams playing a minimum of 8 games through 04/11/15.

The top ten in SC Girl's Soccer as of 04/12/2015 per RPI:

1 Lexington High School
2 Dutch Fork High School
3 Academic Magnet School
4 Wando High School
5 Cardinal Newman High School
6 J.L. Mann High School
7 Chapin High School
8 Dorman High School
9 Fort Dorchester High School
10 Mauldin High School

To see the full table and all the data fields, please click the link below or copy and paste the web address into your browser if necessary.

SCHS Girl's Soccer RPI Ranking 04/12/2015

Pretty interesting stuff.

I welcome any comments, finding of errors, suggestions, and so on to try and make this better.

I will also try and update and publish every Sunday until the season end in a few weeks.

Thanks.

ForTheLoveOfTheGame #169062 04/14/15 04:56 PM
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I think this is great! Thanks for putting this info together. I would like to say that I'm excited to see Fort Dorchester in the top 10. Wando and Academic Magnet are always listed as top lowcountry programs. Good for Fort D.

ForTheLoveOfTheGame #169063 04/14/15 04:58 PM
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This is neat! Very similar to the Massey Ratings we see in the summer. Interesting Lexington is #1. Testament to a tough schedule. I still think Wando and JL Mann are top two though.

ForTheLoveOfTheGame #169096 04/15/15 09:54 PM
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I DID NOT SEE BISHOP ENGLAND AT ALL? MASSEY RATINGS SEEMS MORE
ACCURATE SINCE THEY WERE 9 LAST SUMMER.

BISHOPS SOCCER #169097 04/15/15 10:40 PM
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Originally Posted By: BISHOPS SOCCER
I DID NOT SEE BISHOP ENGLAND AT ALL? MASSEY RATINGS SEEMS MORE
ACCURATE SINCE THEY WERE 9 LAST SUMMER.


That's because as of 4/11/15 Bishop England had only played 6 games versus SC schools.

All SC schools are in the calculation spreadsheet but only teams that have played a minimum of 8 SC games were included in the ranking file. Below are Bishop England's calculation.

Team GP RPI W L D WP OWP OOWP SOS SOS Rank
Bishop 6 .566 4 1 1 0.750 0.571 0.3721 0.943 33

ForTheLoveOfTheGame #169100 04/16/15 12:23 AM
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FYI...Eurosport is not current or accurate so I would not spend too much time on this method. BE has a SC record of 7-1-1 with some scores not being recorded.

BISHOPS SOCCER #169102 04/16/15 11:05 AM
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Originally Posted By: BISHOPS SOCCER
FYI...Eurosport is not current or accurate so I would not spend too much time on this method. BE has a SC record of 7-1-1 with some scores not being recorded.

INCORRECT! The Eurosport Scoreboard is dependent on the coach or a team representative to report the correct scores/results in a timely manner. So, for the poster to take his/her time in doing the RPI, it is most appreciated and their data was correct for that time period.

Kyle Heise #169110 04/16/15 08:05 PM
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I totally agree with you that it was a lot of work and great effort. My only point is that some teams are not reporting at all to Eurosport therefore the scores not being recorded may skew the results. Sorry, I did not mean to offend.

ForTheLoveOfTheGame #169126 04/17/15 07:05 PM
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I wouldn't use this at all. Wando should be number one. Nobody can argue with that. J L Mann should be number 2. The loss and tie that they have on their record came from Viking Cup and 8 of their starters were stuck in Dallas and did not play in that tournament. Early in the year, Wando and Mann played to a 0 - 0 tie. I also saw where Academic Magnet was 8th in the nation last week. Mann beat them last week. I will say that all 3 of these are great teams with Wando having the advantage of the best coach.

ForTheLoveOfTheGame #169145 04/19/15 12:40 AM
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and Mann beat Lexington 2-0 while running the table in 5 wins by 28-0 at Crescent Cup

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