7) Which of the following kinds of data can be treated as being at interval level?
A) The gender of each participant
B) Scores on a standardised measure of anxiety
C) Songs ranked by a participant in order of preference
D) The kind of physical activity each participant reports being engaged in

Question

Quizplus · Accepted Answer

Scores on a standardized measure of anxiety can be treated as interval level data because they have equal intervals between each level of the scale and a meaningful zero point (i.e. absence of anxiety). None of the other options (gender, song preferences, physical activity) have a true zero point, and therefore cannot be treated as interval level data.

7) Which of the Following Kinds of Data Can Be