There are several parameters regarding the pretest of a questionnaire. Of the following, which is MOST accurate?
a. Pretest participants should be representative of the target population under study.
b. The client should always approve of and be present for the pretest.
c. Researcher and client need to agree on a minimum amount of pretests.
d. The pretest should be conducted on samples from a global and a domestic market.
Answer: a. Pretest participants should be representative of the target population under study.