Which of the following dependent variables is most likely to represent a ratio scale of measurement?
A) duration of eye contact
B) rank ordering of amount of eye contact
C) occurrence of eye contact (present/absent)
D) observers' ratings of the intimacy of eye contact

Question

Quizplus · Accepted Answer

Duration of eye contact represents a ratio scale of measurement because it has a meaningful zero point and measurements can be expressed as ratios (e.g., one person's eye contact duration is twice as long as another's). The other options do not have a meaningful zero point and therefore do not represent a ratio scale of measurement.

Which of the Following Dependent Variables Is Most Likely to Represent