Which of the following is a valid way of assessing the reliability of a questionnaire?
A) Administering the same questionnaire (or a parallel form) to the same participants more than once
B) Administering the questionnaire once and assessing its internal consistency
C) Evaluating whether related items on the questionnaire are grouped
D) Either by administering the same questionnaire to the same participants more than once or by administering the questionnaire once and assessing its internal consistency

Question

Quizplus · Accepted Answer

Reliability can be assessed by test-retest (administering the same questionnaire multiple times) or by internal consistency (assessing if items measure the same construct).

Which of the Following Is a Valid Way of Assessing