Question

A researcher is collecting data on college students who go to school in Ohio. If she organizes the schools by county, randomly selects 30 students from each county, and then puts all the observations together to make her data set, her sampling technique is a Simple random sample Voluntary response sample Convenience sample Stratified random sample

Answer 1

The following is a description of some data collection methods, which include: surveys or questionnaires, individual or group interviews, observations, field notes or diaries, narratives, documents, and elicitation.