Human Factors Specialists'Education and Utilization Results of a Survey (1992) / Chapter Skim
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2 Survey Methodology
2 Survey Methodology
Pages 16-24
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From page 16... ...
was used to survey human factors specialists and the supervisors of human factors personnel. The mail-in questionnaire was employed to survey the directors of graduate programs offering specialized education in human factors.
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From page 17... ...
Sampling The aim of the CATI survey was to obtain a sample of all human factors specialists and supervisors to which questions about their work and education could be asked. Because the panel judged that it would need analyses broken down by employer type, respondent age, respondent sex, and other
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From page 18... ...
These associations were invited to participate in the survey by providing the survey contractor with membership lists that could be sorted on members interested in or engaged in human factors. Of the 14, 10 societies agreed to cooperate: the American Nuclear Society, the American Industrial Hygiene Association, the Industrial Designers Society of America, the Aerospace Medical Association, the American Institute of Industrial Engineers, the National Security Industrial Organization, the American Society of Agricultural Engineers, the Association for Computing Machinery, the Acoustical Society, and the Institute of Electrical and Electronic Engineers: Systems, Man, and Cybernetics Division.
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From page 19... ...
The major TABLE 2.1 Characteristics of the Sampling Candidates for CATI Interviews Human Factors · . Network Nominees Human Factors Specialists from Society Members 10 Other Sources Peers Supervisors Total Sample:1,0271,034 612 3833,056 Ineligible302477 273 1781,230 Eligibility unknown73354 223 98748 Eligible:652203 116 1071.078 (100.0%)
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From page 20... ...
Given these considerations, persons in the initial samples were contacted by telephone by trained interviewers from the Survey Research Laboratory and asked two screening questions: 1. In your current position, are you primarily concerned with human factors-that is, human capabilities and limitations related to the design of operations, systems, or devices?
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From page 21... ...
As was mentioned earlier, this was accomplished by asking persons from the list sample to name their supervisor and other human factors specialists with whom they interact. TABLE 2.2 Eligibility Rates of the Sample Human Factors Other Society Associations N % Network Nominees N% Initial sample 1,027 1,034 995 Located eligible 652 68.3 203 29.9 22333.1 Located ineligible 302 31.7 477 70.1 45166.9 Total 954 100.0 680 100.0 674100.0
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From page 22... ...
For supervisors, the probability of nomination depends on how many human TABLE 2.4 Estimated Cooperation Rates Including Those Who Could Not Be Located, Based on Total Sample Data Human Factors Other Network Society Associations Nominees N% N % N% Completed 61487.5 170 55.0 18756.9 Refused 385.4 33 10.7 3610.9 Not located 507.1 106 34.3 10632.2 702100.0 309 100.0 329100.0
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From page 23... ...
The interviewing actually stretched out an additional month, as the Survey Research Laboratory made final efforts to locate respondents who were away from their offices on long-term assignments or vacation. THE MAIL-IN QUESTIONNAIRE The purpose of the mail-in questionnaire was to obtain information about university graduate programs in engineering, psychology, and other departments that offer specialized education in human factors.
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From page 24... ...
Survey data collection began in spring 1989 and continued until the late fall. Cooperation Rate In North America, 58 universities offer 65 graduate education programs with a specialization in human factors.
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