Making Sense of Factor Analysis: The Use of Factor Analysis for Instrument Development in Health Care Research presents a straightforward explanation of the complex statistical procedures involved in factor analysis. Authors Marjorie A. Pett, Nancy M. Lackey, and John J. Sullivan provide a step-by-step approach to analyzing data using statistical computer packages like SPSS and SAS. Emphasizing the interrelationship between factor analysis and test construction, the authors examine numerous practical and theoretical decisions that must be made to efficiently run and accurately interpret the outcomes of these sophisticated computer programs.

Designing and Testing the Instrument

Designing and Testing the Instrument

The development of valid and reliable instruments takes time, patience, and knowledge and is not the research focus of most investigators. It is only when reliable and valid instruments are not available to measure a particular construct of interest that we might turn our attention, albeit reluctantly, to ...

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