On the Danger of Using Too Few Points in a Rating Scale: A Test of Validity
Friedman, Hershey H. and Friedman, Linda Weiser ((1986). "On the Danger of Using too few Points in a Rating Scale: A Test of Validity." Journal of Data Collection, 26(2), 60-63.
4 Pages Posted: 1 Oct 2013
Date Written: September 29, 1986
The authors investigate the question of the optimal number of points to use on a rating scale using validity as the major criterion for comparison. In the reported study, perhaps surprisingly, the results suggest that the 11-point rating scale may be the best performer.
Keywords: rating scale, optimal number of points, validity, measurements
JEL Classification: L15, L21, L82, L86, M31, M37, O3
Suggested Citation: Suggested Citation