1. QUANTITATIVE EVIDENCE
ALA Mid-Winter
January, 2006
Presented by:
Bruce Thompson
Colleen Cook

2. “22 Items and The Box….” Why the Box is so Important
About 40% of participants provide open-ended comments, and these are linked to demographics and quantitative data.
Users elaborate the details of their concerns.
Users feel the need to be constructive in their criticisms, and offer specific suggestions for action.

3. “…and Five Ancillary Items”
Either Zero or Five Ancillary items are selected to address local or consortial concerns
Items from the initial LibQUAL+TM item pool.
Items written by previous consortial groups.

4. Some Measurement Integrity Evidence
Empathy
Information
Control
Responsiveness
Symbol
Utilitarian space
Assurance
Scope of Content
Ease of Navigation
Self -
Reliance
Library as Place
Library
Service
Quality
Model 3
Refuge
Affect of Service
Reliability
Convenience
Timeliness
Equipment

5. alpha By Language By Language Service Info. Lib as
Group n Affect Control Place TOTAL
American (all) 59,
British (all) 6,
French (all)

6. alpha by University Type
Service Info. Lib as
Group n Affect Control Place TOTAL
Comm Colleges 4,
4 yr Not ARL 36,
4 yr, ARL 14,
Acad Health 3,

7. Service Affect Service Affect (n = 71,170 English)
SA20APER
SA07APER
SA17APER
SA04APER
SA15APER
SA23APER
SA01APER
SA12APER
SA10APER

8. Library as Place Library as Place (n = 71,170 English)
LP13APER
LP05APER
LP09APER
LP24APER
LP19APER

9. Information Control Information Control (n = 71,170 English)
IA18APER
PC11APER
IA03APER
PC25APER
PC21APER
PC02APER
PC16APER
IA14APER

10. Validity Correlations
Serv_Aff Info_Con LibPlace TOTALper
Serv_Aff
Info_Con
LibPlace
TOTALper
ESAT_TOT
EOUT_TOT

11. LibQUAL+™ Implementation

12. Interpretation: Mean Perceived Scores (n=34)

13. LibQUAL+™ 2004 Summary Colleges or Universities American English

14. LibQUAL+™ 2004 Summary Academic Law Institutions American English

15. LibQUAL+™ 2004 Summary Academic Health Sciences American English

16. LibQUAL+™ 2004 Summary Hospitals American English

17. LibQUAL+™ 2004 Summary Colleges or Universities Undergraduates – American English

18. LibQUAL+™ 2004 Summary Colleges or Universities Graduates – American English

19. LibQUAL+™ 2004 Summary Colleges or Universities Faculty – American English

20. LibQUAL+™ 2004 Summary Colleges or Universities Staff – American English

21. Score Norms
Norm Conversion Tables facilitate the interpretation of observed scores using norms created for a large and representative sample.
LibQUAL+™ norms have been created at both the individual and institutional level

22. Institutional Norms for Perceived Means on 25 Core Questions
Note: Thompson, B. LibQUAL+ Spring 2002 Selected Norms, (2002).

23. LibQUAL+™ Interactive Institution Statistics

24. LibQUAL+™ Resources LibQUAL+™ Website: http://www.libqual.org
Publications:
Events and Training:
LibQUAL+™ Bibliography:
LibQUAL+™ Procedures Manual:

25. LibQUAL+™ Contact Information
Martha Kyrillidou
Senior Program for Office of Statistics and Measurement
Amy Hoseth
LibQUAL+™ Project Assistant
Jonathan D. Sousa
Technical Applications Development Manager