SOCI 217 Lecture : socio217
Document Summary
Advantages: low cost, can ask sensitive questions, responses not affected by researchers" presence, time to think and answer. Disadvantages: low response rate, bias [only those feeling strongly/interested respond, no clarification or follow-up questions possible, no information about context of responses [physical, psychological, social] Interviewer ask questions and record responses in face-to-face situation. Advantages: high response rate (80%, fewer don"t knows/no answers , can clarify, can observe respondents and situation. Interviewer appearance may cause bias: anonymity impossible. Advantages: moderate cost, high response rate, willingness to answer sensitive questions, follow-up questions. Disadvantages: only those with phones, sampling frame limitations [phone directories, suspicious respondents [impact of suggers, fruggers, data muggers, people can hang up, people screen calls [call display, answering devices/services] Web surveys: more common, online, email Advantages: low cost, fast response and processing, people comfortable with giving information. Disadvantages: low response rate, unrepresentative sample. Online population: problem of anonymity, multiple replies.