Reducing sample sizes when user testing with people who have, and who are simulating disabilities - Experiences with blindness and public information kiosks

Proceedings of the XIVth Triennial Congress of the International Ergonomics Association and 44th Annual Meeting of the Human Factors and Ergonomics Association, 'Ergonomics for the New Millennium'

Volumn , Issue , 2000, Pages 157-160

  Law, Chris M ^a   Vanderheiden, Gregg C ^a  

^a UNIVERSITY OF WISCONSIN MADISON   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AUTOMATIC TELLER MACHINES; COMPUTER SIMULATION; COSTS; MONTE CARLO METHODS; PROBABILITY; USER INTERFACES;

PUBLIC INFORMATION SYSTEMS; USABILITY PROBLEMS;

HANDICAPPED PERSONS;

EID: 1842735374     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1177/154193120004402607     Document Type: Conference Paper

References (7)

1. Elkind, J. (1990). The incidence of disabilities in the united states. Human Factors, 32(4), 397-405.
2. Law, C.M. and Vanderheiden, G.C. (1999). Tests for screening product designs prior to user testing by people with functional limitations. In Proceedings of the Human Factors Society 43rd Annual Meeting, 868-872
3. Lewis, J. R. (1994). Sample sizes for usability studies: additional considerations. Human Factors, 36(2), 368-378.
4. Mendenhall, J., and Vanderheiden, G. C. (1994). Usability testing of public information systems by people with disabilities. Protocol for research involving human subjects #94-490-375, University of Wisconsin, Madison, Center for Health Sciences.
5. Nielsen, J. and Landauer, T.K. (1993). A mathematical model of the finding of usability problems. In Proceedings of the ITERCHI'93 Conference on Human Factors in Computing Systems, Interact '93 and CHI '93, 206-213.
6. Virzi, R. A. (1990). Streamlining the design process: running fewer subjects. In Proceedings of the Human Factors Society 34th Annual Meeting, 291-294.
7. Virzi, R. A. (1992). Refining the test phase of usability evaluation: how many subjects is enough? Human Factors, 34(4), 457-468