In the Fourth Edition of Scale Development, Robert F. DeVellis demystifies measurement by emphasizing a logical rather than strictly mathematical understanding

'Scale Development' guides the reader toward the identification of the latent variable, the generation of an item pool, the format for measurement & the optimiz

Which types of validity evidence should be considered when determining whether a scale is appropriate for a given measurement situation? What about reliability

Synthesizing the literature from the survey and measurement fields, this book explains how to develop closed-response survey scales that will accurately capture

Designated a Doody's Core Title! "This is a valuable resource for readers seeking basic to advanced information on measurement. It should be on the bookshelf of