Which one of the following is not a reason why one might use a sign test to make a comparison between two populations?
A) Some studies yield responses which are difficult to quantify.
B) It is easy to use the sign-testing procedure.
C) The data in question consist of count data.
D) No assumptions need to be made about the form of the population probability distributions.
E) Some studies yield responses which are difficult to quantify and the data in question consist of count data.

Question

Quizplus · Accepted Answer

A sign test is not typically used when the data in question consist of count data. Count data is typically analyzed using methods such as chi-square tests or Poisson regression. The other reasons listed (difficulty quantifying responses, ease of use, no assumptions about population distributions) are all valid reasons for using a sign test.

Which One of the Following Is Not a Reason Why