For an online survey or mail survey for which everyone in the sample frame is qualified to respond, which of the following inputs is NOT needed to calculate the response rate?
A) Number of usable questionnaires
B) Number of contacts attempted
C) Eligibility percentage
D) Number of wrong addresses
E) All of the above are required.

Question

Quizplus · Accepted Answer

Eligibility percentage is not needed because everyone in the sample frame is already qualified to respond, making the eligibility percentage irrelevant for calculating the response rate.

For an Online Survey or Mail Survey for Which Everyone