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Early Look at SOS

Sep 19, 2019
7 min read

For those of you that follow my Watch Listyou know that I’ve been using the Massey Rankings to get my Strength of Schedule (SOS) numbers. SOS is one of the selection criteria so I wanted something to use since the NCAA hadn’t released their numbers, yet. Even when they do (and they just did) the numbers they release are not calculated in the same way as the SOS selection criterion, but they are the best numbers out there available for me to use. Since the NCAA has published their numbers, I thought it would be good to talk through it. (Note – This article is based on numbers through the weekend.)

First off, there are major differences between what the NCAA uses (and publishes) versus what Massey is publishing. For instance, the NCAA says that SUNY Potsdam is the leader with a 0.780 SOS. Massey has the same team with an SOS of -0.36 or 185th nationally. I assume Massey attempts to judge the quality of the teams played than how the NCAA does it, which is just to determine the winning percentage of all of the teams a school has played. Lots of pros and cons with both methods but the bottom line is we want to mimic the selection criteria the best we can so out goes the Massey numbers.

With three weeks in the books, we can use the NCAA SOS numbers to gauge who has played the teams that have won the most so far in the season. These are the teams that have a head start when it comes to SOS and maybe the most important selection criterion the NCAA uses. We can also use their data to see how teams will trend in the future. One problem with this is that the NCAA shows us the record of a team’s future opponents. What it doesn’t consider, however, is that scheduling changes when we get to conference play. When I talk about trending below, I’m using the NCAA numbers but also trying to be smart with how conference play will alter those numbers. Focusing on the West Region, let’s see how our 4ish conferences are doing. One note, I have no idea what a tie is in volleyball. I can only assume it’s a result that hasn’t been processed, yet?

#

School

Conf.

Wins

Losses

Ties

SOS

304

UC Santa Cruz

ACAA

57

66

0

0.463

372

Mills

ACAA

27

40

1

0.404

377

Finlandia

ACAA

25

38

0

0.397

408

Mount Mary

ACAA

31

61

1

0.339

413

Valley Forge

ACAA

8

18

0

0.308

The ACAA does not have an automatic qualifier but it does contain two West Region teams and they are 1 and 2 with regards to SOS in the conference.

This got me thinking about the number of Pool B bids this year. There is a calculation that determines how many bids are assigned to the independent teams. Basically they take the ratio of Pool A bids (teams in an automatic qualifier conference / # of those conferences) and apply it to the independents. I haven’t done the math but that should come out to around 9 or 10 teams meaning we need 18 or 20 independents to get that second Pool B bid. My problem is that I could only find 15 independent schools, which would indicate only one Pool B bid this year. We’ll know when the pre-championship manual comes out which should be any day but I was under the impression there were 2 Pool B bids again this year. (I just received confirmation that there will only be one Pool B bd this year.)

Sorry to get sidetracked there but of the independent teams I know about, the leaders in SOS are Neumann (0.640) and Marywood (0.618). Based on their future schedules, Santa Cruz will end up behind both teams and Marymount in SOS.

#

School

Conf.

Wins

Losses

Ties

SOS

29

Texas-Dallas

ASC

65

33

0

0.663

56

Hardin-Simmons

ASC

42

26

0

0.618

78

Mary Hardin-Baylor

ASC

62

42

1

0.595

142

LeTourneau

ASC

47

38

0

0.553

231

East Tex. Baptist

ASC

38

37

0

0.507

278

Concordia (TX)

ASC

39

42

0

0.481

291

McMurry

ASC

32

36

0

0.471

301

Sul Ross St.

ASC

33

38

1

0.465

331

Belhaven

ASC

32

40

0

0.444

334

Howard Payne

ASC

30

38

1

0.442

398

Louisiana Col.

ASC

21

37

0

0.362

Looking at the ASC, the top three in this list have selection worthy SOS numbers. When you start getting into the 0.550 range and lower, it gets more difficult. Looking at the trend from future opponents, the top 3 also look to be heading lower with both Hardin-Simmons and UMHB pegged to pass UT-Dallas. Certainly something to watch for as UT-Dallas is in position for an at-large bid. The trends show LeTourneau holding steady with the other teams trending higher.

#

School

Conf.

Wins

Losses

Ties

SOS

11

Willamette

NWC

56

24

0

0.700

35

Whitworth

NWC

44

24

0

0.647

80

George Fox

NWC

51

35

0

0.593

130

Linfield

NWC

66

52

0

0.559

151

Lewis & Clark

NWC

40

33

0

0.548

165

Pacific Lutheran

NWC

60

51

0

0.541

179

Whitman

NWC

24

21

0

0.533

268

Puget Sound

NWC

60

63

0

0.488

336

Pacific (OR)

NWC

38

48

0

0.442

With the NWC, we know that the schools are done with non-conference play so the trend will basically be around 0.500. Higher if you are at the bottom of the conference and lower if you are at the top because your record impacts SOS when factored into your opponent’s record. Right now it looks like Willamette will be around that 0.565 mark with everyone else below that. If that proves correct, it will be very difficult to get two teams in from the NWC. (I have Whitworth around 0.545 as the next highest team.)

#

School

Conf.

Wins

Losses

Ties

SOS

22

Southwestern

SCAC

69

34

1

0.668

31

Colorado Col.

SCAC

66

34

0

0.660

48

Trinity (TX)

SCAC

67

40

1

0.625

156

Dallas

SCAC

62

52

0

0.544

233

Schreiner

SCAC

40

39

0

0.506

238

Centenary (LA)

SCAC

37

37

0

0.500

256

Texas Lutheran

SCAC

52

53

0

0.495

264

Austin

SCAC

47

49

0

0.490

I’ve been loving on Trinity for their schedule and hesitant about Colorado College but sometimes you have to see the raw numbers to set you straight. The issue is that Trinity has played higher quality teams while Colorado College has played more good teams. The way the NCAA does SOS, it’s better to avoid the poor teams if you can play a number of teams with a record over 0.550. You’ll notice that you don’t see either JWU (Denver) or St. Thomas (TX) as their matches are not included in the NCAA statistics until they are in year 3 of their reclassification process. Trending shows the top 3 schools keeping their positions at the end of the season. Southwestern plays Carnegie Mellon late in the year and I think that is helping them a lot with their trending.

#

School

Conf.

Wins

Losses

Ties

SOS

7

Cal Lutheran

SCIAC

80

33

0

0.708

18

Chapman

SCIAC

66

32

0

0.673

28

Claremont-M-S

SCIAC

77

39

0

0.664

33

Redlands

SCIAC

52

28

0

0.650

38

La Verne

SCIAC

74

41

0

0.643

121

Pomona-Pitzer

SCIAC

55

42

0

0.567

184

Whittier

SCIAC

58

51

0

0.532

192

Occidental

SCIAC

49

44

0

0.527

428

Caltech

SCIAC

0

0

0

0.000

Cal Lutheran is our leader right now in SOS within the West Region. The trends show Cal Lu, La Verne, CMS, Redlands and Chapman all around 0.550 or higher. Pomona-Pitzer and Whittier come in around 0.530. Again, we can’t really trust the trending but with this conference they are basically sticking in SoCal the rest of the year so it’s probably more accurate than the ASC or SCAC numbers.

(Re-read this and I really didn’t touch on how fluid these numbers can be. Just remember that every team someone plays keeps playing so their records keep changing. The best a team can do to secure a good SOS is to play the best teams and hope their records reflect their ability.)

All of this is pretty interesting to me but there is a larger issue that I’ve covered before. Accounting for trending, right now the estimate is that Cal Lutheran, Hardin-Simmons, Southwestern and then Mary Hardin-Baylor will be our leaders in SOS at the end of the year. None of these teams look to hit the 0.600 mark for SOS, which can be problematic when comparing our region with other regions that are able to play more teams in and around their area. I wrote an article on how the West Region can mimic a New England Schedule and the end result is that we can just never get there. I highly recommend that you read that article because, quite frankly, it was a work of art (modest boast) and describes quite clearly the problems the West Region faces. But, if you are lazy and who among us isn’t, here is a quote from the summary,

“Okay…last word. The simplest solution is for the NCAA to realize that not all regions are created equal and that a 0.617 SOS in New England has no comp in the West Region. The selection criteria need to be intelligently discussed with a common goal of getting the best 19 at-large teams in the tournament. As long as I have followed the process, the DIII volleyball selection committee has told us that they are not interested in this.”

The quote summarizes my work in trying to get a West Region team up to an SOS number that mimics a New England team. In the end I couldn’t do it. When I look at the trending numbers, I can see at least 8 New England teams that can reach a 0.600 SOS and I think that will end up being a conservative number. We are only three weeks into the season and the NCAA SOS numbers are already telling us that once again we will be in a losing position to other regions because of our isolation and our inability to mimic their schedules. The SOS numbers are certainly fun to look through and teams with a high SOS can certainly take the opportunity to pat themselves on the back, but the dark cloud of selection looms and I fear until the NCAA does something, we may have another year where they sprinkle our teams around the nation (well, except for the New England area, of course).

 
 
 

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