Posts Tagged ‘scales’

Semantic Differential

Published on Apr 8th, 2010 by


Similar to a likert scale in that a semantic differential will measure an opinion using bi-polar statements at each end of the scale. However, a semantic differential differs from a likert scale in that it does not provide a label for each data point.  A semantic differential scale appears as follows:

As per likert scaling, we cannot be certain of the data type produced by semantic differential scaling as we are uncertain how people will perceive the distance between responses.

Stapel Scale

Published on Apr 8th, 2010 by

The Stapel Scale asks people to rate a product/service on a singular characteristic using a scale which goes from negative to positive opinion with no mid-point.

The data produced by Stapel Scaling is interval data as the distance between data points is exactly the same between all responses (1).