CS235 Chapter Notes - Chapter 7: Simple Random Sample, Focus Group, Stratified Sampling
Document Summary
Chapter 7: survey research focus on the characteristics of individuals or groups who send and receive messages or share cultures begins with descriptive or explanatory claims about such groups. Survey research data: sources of data collection, typically, researchers use surveys to learn about characteristics of individuals or groups and how that relates to specific issues, characteristics may be demographic, ex. In this survey you recruit participants in a public space (ex sidewalk) which reassures privacy and safety. May lack external validity: focus group: is a small group of respondents (4-10) who are selected by convenience, purposive, or snowball sampling methods. Format of interview is loosely structured so that the range of information may be collected about a particular subject. Internet surveys like surveymonkey: formats of survey interviews, structured interviews: have schedules that dictate what questions to ask and when to ask them.