Which of the following variables has been labeled with an incorrect measuring scale?
A) the number of students in a psychology class - ratio
B) ranking in a beauty contest - ordinal
C) finishing order in a poetry contest - ordinal
D) self-rating of anxiety level by students in a statistics class - ratio

Question

Quizplus · Accepted Answer

Self-rating of anxiety level is typically measured on an interval scale, as there may not be a true zero point (i.e. absence of anxiety). However, the answer choice labels it as a ratio scale.

Which of the Following Variables Has Been Labeled with an Incorrect