When a researcher communicates with a respondent, what type of data collection form is used?
A) questionnaire
B) observation form
C) data sheets
D) either A or C
E) either A or B
Answer: A
When a researcher communicates with a respondent, what type of data collection form is used?
A) questionnaire
B) observation form
C) data sheets
D) either A or C
E) either A or B