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John Stanley Institutional Analyst  University of  Hawaii at  Mānoa [email protected] CAIR Conference Anaheim, CA, Nov. 6-9, 2012 CAIR 2012 Best Presentation

CAIR 2012 PeerClustering - Take Me To Manoa

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Page 1: CAIR 2012 PeerClustering - Take Me To Manoa

John StanleyInstitutional Analyst 

University of Hawaii at Mā[email protected]

CAIR Conference Anaheim, CA, Nov. 6-9, 2012

CAIR 2012Best Presentation

Page 2: CAIR 2012 PeerClustering - Take Me To Manoa

What are peers and why examine them?

Relevant previous research

UH Mānoa example

Research Question

Methodology

Results

Lessons Learned

Presentation Outline

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What are Peer Institutions? Peer – similar role, scope, mission

‐ Teeter and Brinkman (2003)

Other types of comparison groups

Competitor – students, faculty, finances

Aspirational – At Mānoa, we call these “benchmark” institutions; those to emulate

Predetermined  Natural – athletic conference, region (WAC) Traditional – historical (Ivy) Jurisdictional – political or legal jurisdiction (state lines) Classification – national reporting (Carnegie)

‐ Teeter and Brinkman (2003)

3

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Why Have Peer Institutions? Strategic Planning

Inform policy Accreditation

Performance Benchmarking Faculty compensation Teaching loads Tuition schedules Budget alignment Used by other institutions for performance comparison Surveys supply peer lists to prospective students and parents to 

compare cost and graduation rates

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Relevant Previous Research Brinkman, P. T., & Teeter, D. J. (1987). Methods for selecting comparison groups. New 

Directions for Institutional Research, 1987(53), 5‐23. Hurley, R. G. (2002). Identification and assessment of community college peer 

institution selection systems. Community College Review, 29(4). Teeter, D. & Brinkman, P. (2003). Peer institutions. In William Knight (Eds.), The 

primer for institutional research (pp. 111). Tallahassee:  Association for Institutional Research.

Xu, J. (2008). Using the IPEDS peer analysis system in peer group selection. AIR Professional File, 2008(110).

Trainer, J. F. (2008). The role of institutional research in conducting comparative analysis of peers. New Directions for Higher Education, 2008(141), 21‐30.

Soldner, M. (2009). Peer comparison data: Meeting the needs of campus decision‐makers. An AIR/NCES Data Policy Fellowship Report.

Nzeukou, M., & Muntal, D. (2010). Peerless: A Knowledge‐Based Selection Methodology of Peer Institutions. Presented at the Annual Forum of the Association for Institutional Research, Chicago, IL.

McLaughlin G., Howard, R., & McLaughlin J. (2011). Forming and Using Peer Groups Based on Nearest Neighbors with IPEDS Data. Presented at the Annual Forum of the Association for Institutional Research, Toronto, Ontario, Canada.

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UH Mānoa ExamplePREVIOUS UH MANOA PEER LIST 

(Circa 1994)PREVIOUS UH MANOA BENCHMARK LIST

(Circa 1994)

Colorado State University at Fort Collins Indiana University at Bloomington 

Iowa State University at Ames Michigan State University at East Lansing

Louisiana State University at Baton  Rouge State University of New York (SUNY) at Buffalo 

Oregon State University at Corvallis  University of Arizona at TucsonUniversity of California at Davis University of California at Berkeley 

University of Georgia at Athens University of California at Davis 

University of Kentucky at Lexington  University of California at Los Angeles University of Missouri at Columbia  University of Colorado at Boulder University of North Carolina at Chapel Hill  University of Florida at GainesvilleUniversity of Tennessee at Knoxville  University of Illinois at Urbana‐ChampaignUniversity of Utah at Salt Lake City University of Iowa at Iowa CityUniversity of Virginia at Charlottesville University of Maryland at College Park 

University of Michigan at Ann Arbor University of Minnesota at Twin Cities University of Missouri at Columbia University of Oregon at EugeneUniversity of Washington at Seattle  6

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Research QuestionWhat are the 10 (or n) most similar institutions 

to UH Mānoa?

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Step 1: Variable Selection

Data Collection from IPEDS Executive Peer Tool. > 7,000 institutions in IPEDS. Over 175 variables to choose from. 2010 data used.

Initial Screening of IPEDS Data:# Schools in IPEDS Universe > 7,000Degree granting =4,774Public, 4‐year =679Enrollment Between 10,000 AND Greater than 20,000 =274Research Universities (very high research activity) =70Highest Degree Offered: Doctoral (Research, Scholarship, Prof.) =64

Final = 64 Institutions 8

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Public Institutions to Choose FromArizona State University University of ConnecticutColorado State University‐Fort Collins University of DelawareFlorida State University University of FloridaGeorgia State University University of GeorgiaIndiana University‐Bloomington University of Hawaii at ManoaIowa State University University of HoustonLouisiana State University and Agricultural & Mechanical College University of Illinois at ChicagoMichigan State University University of Illinois at Urbana‐ChampaignMississippi State University University of IowaNorth Carolina State University at Raleigh University of KansasNorth Dakota State University‐Main Campus University of KentuckyOhio State University‐Main Campus University of LouisvilleOregon State University University of Maryland‐College ParkPennsylvania State University‐Main Campus University of Michigan‐Ann ArborPurdue University‐Main Campus University of Minnesota‐Twin CitiesRutgers University‐New Brunswick University of Missouri‐ColumbiaStony Brook University University of Nebraska‐LincolnTexas A & M University‐College Station University of New Mexico‐Main CampusThe University of Tennessee University of North Carolina at Chapel HillThe University of Texas at Austin University of Oklahoma Norman CampusUniversity at Buffalo University of OregonUniversity of Alabama at Birmingham University of Pittsburgh‐Pittsburgh CampusUniversity of Arizona University of South Carolina‐ColumbiaUniversity of Arkansas University of South Florida‐Main CampusUniversity of California‐Berkeley University of UtahUniversity of California‐Davis University of Virginia‐Main CampusUniversity of California‐Irvine University of Washington‐Seattle CampusUniversity of California‐Los Angeles University of Wisconsin‐MadisonUniversity of California‐San Diego Virginia Commonwealth UniversityUniversity of Central Florida Virginia Polytechnic Institute and State UniversityUniversity of Cincinnati‐Main Campus Washington State UniversityUniversity of Colorado Boulder Wayne State University 9

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Variable Selection

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Eight IPEDS variables related to student characteristics initially chosen based on campus input: 

1. Transfer‐in undergraduate enrollment2. SAT critical reading 25th percentile score of first‐time undergraduates3. SAT critical reading 75th percentile score of first‐time undergraduates4. Number of doctor's degrees awarded5. Revenues from tuition and fees per FTE enrollment6. Graduation rate, overall, first‐time full‐time undergraduates7. SAT Math 75th percentile score of first‐time undergraduates8. Retention rate, first‐time full‐time undergraduates

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Considering Reliability & Validity of Data Standardization Address Outliers & Missing Data Descriptive Statistics Dimension Reduction

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Data Preprocessing

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Step 2: Choosing a Methodology Criteria:

Relation to institution’s strategic planning priorities.

Flexible and easy to update.

Provides opportunity for campus input.

‐Nzeukou, M., Muntal, D. (2010)

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Cluster Analysis Exploratory technique used to classify a set of institutions into groups 

that are similar in some sense The most commonly used quantitative method in peer selection

Nzeukou, M., Muntal, D. (2010), Trainer (2008), Teeter & Brinkman (2003)

Several types of cluster analyses: agglomerative, 2‐step sequential, and k‐means.

Supporting Methods to Cluster Analysis:

Factor Analysis Can be used to reduce IPEDS variables into dimensions

Discriminant Analysis Can be used to assess adequacy of classification in clustering

Quantitative Methodology

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Agglomerative Clustering Example

14

1

2

3

4

5

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Choose clustering procedure Hierarchical Agglomerative Clustering 2‐step sequential K‐means

Choose method for forming groups Between‐Groups Linkage Within‐Groups Linkage Nearest Neighbor

Choose statistic to measure distance Standard Euclidian Distance Correlation Cosine

Data Management Tasks

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Cluster Membership

Cluster Group 1 Cluster Group 3 Cluster Group 4Arizona State University Florida State University Ohio State University‐Main CampusUniversity of Central Florida Indiana University‐Bloomington The University of Texas at Austin

Cluster Group 2 Iowa State University University of California‐BerkeleyColorado State University‐Fort Collins Louisiana State University  University of California‐Los AngelesGeorgia State University Michigan State University University of California‐San DiegoMississippi State University North Carolina State University at Raleigh University of FloridaNorth Dakota State University Purdue University‐Main Campus University of Illinois at Urbana‐ChampaignOregon State University Rutgers University‐New Brunswick University of Maryland‐College ParkUniversity of Arizona Stony Brook University University of Michigan‐Ann ArborUniversity of Arkansas Texas A & M University‐College Station University of Minnesota‐Twin Cities

University of Cincinnati‐Main Campus The University of Tennessee University of North Carolina at Chapel HillUniversity of Hawaii at Manoa University at Buffalo University of Virginia‐Main CampusUniversity of Houston University of California‐Davis University of Washington‐Seattle CampusUniversity of Illinois at Chicago University of California‐Irvine University of Wisconsin‐MadisonUniversity of Kentucky University of Colorado Boulder Cluster Group 5University of Louisville University of Connecticut Pennsylvania State UniversityUniversity of New Mexico University of Delaware Cluster Group 6University of Oregon University of Georgia University of Alabama at BirminghamUniversity of South Florida University of Iowa Insufficient DataUniversity of Utah University of Missouri‐Columbia University of KansasVirginia Commonwealth University University of Nebraska‐Lincoln Wayne State UniversityWashington State University University of Oklahoma Norman Campus

University of Pittsburgh‐Pittsburgh CampusUniversity of South Carolina‐ColumbiaVirginia Polytechnic Institute and State University 16

Based on results, determined 6 clusters was sufficient

19 25 14

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Step 3: Data Analysis

17

DEN

DOGRA

M

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• Proximity Matrix• Agglomeration Schedule

Data Analysis

18

ICICLE PLOT

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Discriminant Analysis

19

MANOA

X Axis Factors: SAT Scores, Graduation Rate, Retention Rate, Revenues from Tuition and FeesY

Axi

s Fa

ctor

s: T

rans

fer-

In U

nder

grad

uate

Enr

ollm

ent,

Doc

tora

l deg

rees

aw

arde

d

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Discriminant Analysis

20

MANOA

X Axis Factors: SAT Scores, Graduation Rate, Retention Rate, Revenues from Tuition and Fees

Y A

xis

Fact

ors:

Tra

nsfe

r-In

Und

ergr

adua

te E

nrol

lmen

t, D

octo

ral d

egre

es a

war

ded

Page 21: CAIR 2012 PeerClustering - Take Me To Manoa

Group Membership

Colorado State University Georgia State University Mississippi State University North Dakota State University Oregon State University University of Arizona University of Arkansas University of Cincinnati University of Hawaii at Manoa University of Houston University of Illinois at Chicago

University of Kentucky University of Louisville University of New Mexico University of Oregon University of South Florida University of Utah Virginia Commonwealth U. Washington State University

21

Most similar on student characteristics:

n=19

Page 22: CAIR 2012 PeerClustering - Take Me To Manoa

Clustering by Research

Repeat process for Mānoa’s Cluster (Green Group), Benchmarks (Orange Group), and High Benchmarks (Blue Group).

4 IPEDS variables related to research selected:

Based on results, 5 clusters appropriate.

1. Government grants and contracts as a percent of total core revenues

2. Revenues from government grants and contracts per FTE enrollment

3. Research expenses per FTE student

4. Research expenses as percent of total core expenses

22

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Plotting Research

23

North Carolina

UC San Diego

MANOA

Washington

Pittsburgh

Wisconsin

UC Davis

UC BerkeleyUCLA

X Axis Factors: Research Expenses

Y A

xis

Fact

ors:

Res

earc

h R

even

ues

n=16n=32

n=8

Page 24: CAIR 2012 PeerClustering - Take Me To Manoa

Research Clusters

24

Cluster Group 1 Cluster Group 2 (continued) Cluster Group 3Colorado State University‐Fort Collins Texas A & M University‐College Station Indiana University‐Bloomington

Louisiana State University and Agricultural & Mechanical The University of Tennessee Cluster Group 4Mississippi State University The University of Texas at Austin University of California‐BerkeleyNorth Dakota State University‐Main Campus University at Buffalo University of California‐DavisOregon State University University of Arkansas University of California‐Los AngelesUniversity of Arizona University of California‐Irvine University of California‐San DiegoUniversity of Colorado Boulder University of Cincinnati‐Main Campus University of Hawaii at ManoaUniversity of Florida University of Connecticut University of North Carolina at Chapel HillUniversity of Georgia University of Delaware University of Pittsburgh‐PittsburghUniversity of Iowa University of Houston University of Washington‐Seattle Campus

University of Maryland‐College Park University of Illinois at Chicago Cluster Group 5University of Michigan‐Ann Arbor University of Illinois at Urbana‐Champaign University of Wisconsin‐Madison

University of Minnesota‐Twin Cities University of Kentucky Cluster Group ExcludedUniversity of South Florida‐Main Campus University of Louisville Arizona State UniversityUniversity of Virginia‐Main Campus University of Missouri‐Columbia Pennsylvania State University‐Main CampusVirginia Polytechnic Institute and State University University of Nebraska‐Lincoln University of Alabama at Birmingham

Cluster Group 2 University of New Mexico‐Main Campus University of Central Florida

Florida State University University of Oklahoma Norman Campus University of KansasGeorgia State University University of Oregon Wayne State UniversityIowa State University University of South Carolina‐ColumbiaMichigan State University University of UtahNorth Carolina State University at Raleigh Virginia Commonwealth UniversityOhio State University‐Main Campus Washington State UniversityPurdue University‐Main CampusRutgers University‐New BrunswickStony Brook University

Page 25: CAIR 2012 PeerClustering - Take Me To Manoa

Campus Discussion

Clustering on research alone shows that Mānoa stands out

Combine Research + Student Characteristics 

Use a rank order approach

Research variables equally weighted

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Institution NameGov funds per total revenues R

ank 1

Gov funds per FTE enrollment

Ran

k 2 Research 

expenses per FTE student R

ank 3 Research 

expenses per total expenses R

ank 4

Avg. Rank

University of Hawaii at Manoa 47% 58 $22,740 53 $19,051 54 41% 57 55.5Names removed 31% 47 $12,002 42 $12,255 45 36% 53 46.8Mississippi State University 33% 48 $10,802 34 $11,458 41 37% 54 44.3University of Kentucky 27% 39 $15,229 48 $11,928 43 24% 25 38.8Colorado State University at Fort Collins 37% 53 $10,414 33 $8,104 26 31% 41 38.3

[ . . . ]University of Pittsburgh‐Pittsburgh  38% 54 $24,461 56 $21,001 56 39% 55 55.3University of California at Davis 34% 51 $20,156 52 $17,947 53 34% 51 51.8University of Iowa 29% 42 $13,940 47 $14,089 47 32% 46 45.5University of Colorado at Boulder 36% 52 $11,495 38 $8,125 27 29% 37 38.5University of California at Irvine 27% 37 $11,419 36 $9,772 36 26% 31 35.0

[ . . . ]University of California at San Diego 45% 57 $30,123 58 $24,558 58 40% 56 57.3University of Washington at Seattle  39% 55 $24,168 55 $17,662 52 32% 47 52.3University of North Carolina  at Chapel Hill 41% 56 $29,017 57 $16,067 50 28% 36 49.8University of California at Berkeley 34% 50 $18,233 51 $15,192 49 33% 49 49.8University of Wisconsin at Madison 25% 30 $15,286 49 $23,322 57 41% 58 48.5

[ . . . ]

Notes:   all figures are from fiscal year 2010.“gov funds” refers to government grants and contracts

Rank Order

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Final Peer GroupPrevious Peer Group New Peer Group*

Colorado State University Colorado State University P

Iowa State University Mississippi State UniversityLouisiana State University  Oregon State University P

Oregon State University University of Arizona B,AAU

University of California at Davis University of Illinois at ChicagoUniversity of Georgia University of Kentucky P 

University of Kentucky University of New MexicoUniversity of Missouri University of South FloridaUniversity of North Carolina University of Utah P 

University of Tennessee

University of Utah

University of Virginia

*Approved Spring 2012B Previously was Mānoa BenchmarkP Previously was Mānoa PeerAAU Member of AAU

27

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Final Benchmark GroupPrevious Benchmark Group New Benchmark Group*

Indiana University at Bloomington University of California at Davis B,P,AAU

Michigan State University University of California at Irvine AAU

State University of New York (SUNY) at Buffalo University of Colorado Boulder B,AAU

University of Arizona University of Iowa B,AAU

University of California at Berkeley University of Pittsburgh‐Pittsburgh Campus AAU

University of California at Davis University of Tennessee P

University of California at Los Angeles ‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐

University of Colorado at Boulder University of California at San Diego AAU

University of Florida University of North Carolina at Chapel Hill P, AAU

University of Illinois at Urbana‐Champaign University of Washington at Seattle Campus B,AAU

University of Iowa

University of Maryland at College Park *Approved Spring 2012

University of Michigan at Ann Arbor B Previously was Mānoa Benchmark

University of Minnesota at Twin Cities P Previously was Mānoa Peer

University of Missouri at ColumbiaAAU Member of AAU

University of Oregon

University of Washington at Seattle28

High 

Stud

ent

Characteristics

Very High 

Stud

ent 

Characteristic

s

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Lessons Learned

The role of institutional research

Provide analytical support Formative collaboration with campus groups Exploratory and iterative process Clear, simple methodology Flexible, easy to update Focus on key variables

29

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Questions

John StanleyInstitutional Analyst 

University of Hawaii at MānoaMānoa Institutional Research Office

[email protected]‐956‐5366

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Link to presentation:http://manoa.hawaii.edu/ovcaa/mir/pdf/peercair.pdf