A method of data collection in which a researcher asks respondents a series of questions and makes written notes or recordings to be analyzed later is called a(n)
a. questionnaire.
b. experiment.
c. secondary data analysis.
d. interview.
Question 2
For which method of data collection is it most important to select a representative sample so that the information may be generalized to a larger population?
a. An experiment
b. A survey
c. Participant observation
d. A case study