Critical values for Lawshe's content validity ratio: revisiting the original methods of calculation

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2014-01Rights
The final, definitive version of this paper has been published in Measurement and Evaluation in Counseling and Development, 47/1 by SAGE Publications Ltd, All rights reserved. © 2014 SAGE Publications Ltd.Peer-Reviewed
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The content validity ratio originally proposed by Lawshe is widely used to quantify content validity and yet methods used to calculate the original critical values were never reported. Methods for original calculation of critical values are suggested along with tables of exact binomial probabilities.Version
Accepted manuscriptCitation
Ayre C and Scally AJ (2014) Critical values for Lawshe’s content validity ratio: revisiting the original methods of calculation. Measurement and Evaluation in Counseling and Development. 47(1): 79-86.Link to Version of Record
https://doi.org/10.1177/0748175613513808Type
Articleae974a485f413a2113503eed53cd6c53
https://doi.org/10.1177/0748175613513808