Levels Of Measurement

• what are the 4 levels of measurement?

  Nominal, ordinal, interval, ratio
• nominal


  Shows categories of data represented by frequencies
• ordinal


  Where data can be placed into ascending or descending order, but the intervals between the data are not necessarily equal
• interval


  The level of measurement where there are equal numerical intervals between scores
• ratio


  The level of measurement that has equal intervals between scores and has an absolute/true zero point.
• what is NOIR?


  The level of sophistication of each level of measurement (how much detail they give) from least to most:-nominal-ordinal-interval-ratio