Services
- Research consultation
- Sampling
- Survey and questionnaire design
- Data collection
- Data processing
- Quality control
Research Consultation
Research consultation is available to investigators for defining study objectives, identifying study populations and sample design, developing survey instruments, or evaluating appropriate survey methods. Cost estimates are supplied on request.
Sampling
Sampling expertise is provided by CSSM faculty with broad experience in sample design, including:
- Random digit dialing samples
- List samples
- Area samples
- Case-control designs
- Weighting calculations
Survey and Questionnaire Design
Professional staff design materials, including survey instruments, focus group scripts, cover letters, and training materials. In addition, staff routinely review, edit, and revise questionnaires prepared by clients.
Data Collection
Data collection is conducted by staff in a variety of modes. CSSM has experience in a wide range of data collection methods, including:
- Computer assisted telephone interviewing (CATI)
- In-person interviewing
- Mail surveys
- Web surveys
- Focus groups
Telephone surveys are conducted in the CATI lab, using Blaise software, which is especially designed to accommodate large and complex data sets.
Data Processing
Data processing services include both data coding and data entry with verification.
Confidentiality and Quality Control
Confidentiality and quality control are a high priority at CSSM. All research procedures are conducted with the utmost regard for accuracy and confidentiality. Telephone interviews are reviewed on-line through a silent monitoring system to ensure high data quality standards, interviews are edited for accuracy, and double-entry procedures are used in data processing.
Contact:
Jan Larson,
Manager and Client Liaison
216C Snedecor Hall, Ames, IA 50011
Phone: 515-294-3451 / Fax: 515-294-2456 /
e-mail: jmlarson@iastate.edu
