Because most subjective,or psychological,properties exist on a continuum ranging from one extreme to another in the mind of the respondent,it is common practice to use ratio scale questions to measure them.

Question

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Ratio scale questions involve numerical values that have a meaningful zero point, such as age or weight, and are not appropriate for measuring subjective or psychological properties, which do not have a clear zero point and exist on a continuum. Therefore, it is more common to use Likert scale questions or other non-ratio scale measures to assess these types of properties.

Because Most Subjective,or Psychological,properties Exist on a Continuum Ranging from One