Interval scale

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Definition

Interval scale
  • A measurement system where the values for a variable are all equally spaced.
  • One of four levels of measurement.
  • Interval data may be discrete or continuous.
  • A variable measured on an interval scale is classified as a quantitative variable.
  • Interval scales have an arbitrarily-assigned zero point.




Examples

The following are examples of interval scales:



Web Resources



Acknowledgements

Portions of this entry were adapted from

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