Web surveys allow respondents to complete questionnaires that are delivered to them and administered over the World Wide Web. This offers advantages over other survey methods but also poses problems for quality data collection.
A main advantage of Web surveys, compared with other survey methods, is lower costs. Lower costs enable researchers to collect larger samples than affordable with other survey methods and have made Web surveys an option for many who cannot afford other survey methods. Technology allowing for complex questionnaire designs using features available in computer-assisted interviewing programs (such as CAPI, CASI, and CATI) is inexpensive. There are other advantages to Web surveys. The ability to quickly contact respondents over the Internet and process questionnaires through Web sites can shorten field periods compared to ...
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