A Classification of Scaling techniques   SCALING TECHNIQUES ARE CLASSIFIED INTO TWO   Comparative   Non-comparative     Comparative scales  involve  the direct comparison of stimulus objects. Comparative scale data must be interpreted in relative terms and have only ordinal or rank order properties.   Under comparative they are four kind of techniques   1.paired  comparison   2.rank order   3.constant sum   4.q sort  and other  procedures     In non-comparative scales, each object is scaled independently of the others in the stimulus set. The resulting data are generally assumed to be interval or ratio scaled.   Under non comparative scales they are two kinds   1.continuous rating scales   2.itemized rating scales   Again,  under itemized scaling they are three kind   1.likert   2.semantic differential   3.stapel     Paired comparison ...
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