Which of the following terms refers to a printed research instrument containing a series of items to which research participants (or "subjects") respond by choosing from a list?
A)pretest
B)posttest
C) observational device
D) questionnaire

Question

Quizplus · Accepted Answer

A questionnaire is a research instrument that contains a series of items or questions for research participants to respond to by choosing from a list of possible answers. This is commonly used in research studies to gather data from a large number of participants in a consistent and standardized manner. The other answer choices are not relevant to the definition of a questionnaire.

Which of the Following Terms Refers to a Printed Research