Questionnaires are commonly used in human factors applications and research, and their administration on the Internet is increasing. Human Factors practitioners and researchers can reduce their workload by utilizing the appropriate questionnaire development tool. A previous review compared the quality of several fee-based Internet questionnaire development tools. This review: 1) contrasts the capabilities and limitations of free Internet tools for questionnaire development, pilot studies, and data collection; and 2) provides a comparison of five tools.
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