In a questionnaire, the question, Please state your opinions about the extent of economic inequality. is an example of ________
a. a closed-ended format.
b. an open-ended format.
c. experimental design.
d. a dependent variable.
Question 2
In a questionnaire, asking respondents to identify their income level from a number of possible categories represents ________
a. a closed-ended question format.
b. an open-ended question format.
c. an interview question format.
d. a qualitative question format.