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interval scale

   Also found in: Medical, Legal, Financial, Encyclopedia, Wikipedia 0.03 sec.
interval scale
n
(Mathematics & Measurements / Statistics) Statistics a scale of measurement of data according to which the differences between values can be quantified in absolute but not relative terms and for which any zero is merely arbitrary: for instance, dates are measured on an interval scale since differences can be measured in years, but no sense can be given to a ratio of times Compare ordinal scale, ratio scale, nominal scale
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The numbers can also represent an ordinal scale (1 = never, 2 = rarely, 3 = sometimes, 4 = often, 5 = always) or an interval scale (what percent of the students were in attendance on a certain date).
BRIDGING THE QUALITATIVE-QUANTITATIVE DATA CANYON by O'Rourke, Diane P. / American Journal of Health Studies
Moreover, contrary to her assertion, measurement is not limited to interval scales, which are used to obtain quantitative data, but also includes categorical scales to assess the relative frequency of qualitative variables (like ethnic group, gender, religion, type of diploma, etc.
Much more than a semantic glitch: a rejoinder to Morelock's response by Gagne, Francoys / Roeper Review
Thurstone's Equal Appearing Interval Scale and Likert Summated Rating Scale are the two scales that are often used to measure different psychological object, especially subjects' attitude.
A scale to measure superstition by Huque, Mahfuzul; Chowdhury, Ataharul Huq / Journal of Social Sciences
 
 
 
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