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What is Internal Consistency

Encyclopedia of E-Commerce Development, Implementation, and Management
The condition under which several items that propose to measure the same general construct produce similar scores.
Published in Chapter:
Creation of an Instrument to Measure Website Effectiveness Using the Analytic Hierarchy Process (AHP)
Ron Cheek (University of Louisiana Lafayette, USA), Martha L. Sale (Texas A&M University – Kingsville, USA), and Colleen Schwarz (University of Louisiana Lafayette, USA)
DOI: 10.4018/978-1-4666-9787-4.ch031
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A Thorough Presentation of Autism Diagnostic Observation Schedule (ADOS-2)
A measure of reliability that reflects the extent to which items within an instrument measure various aspects of the same characteristic or construct.
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Ambiguity and Group Consensus
With regard to consensus in this experiment, the internal consistency of a person was determined by comparing the subject’s qualitative aspect of consensus with the quantitative aspect of consensus. When they differed significantly, the subject was said to exhibit internal inconsistency.
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Health-Related Quality of Life Measures in the Information Age
Statistical tests which determine to what degree test items are related to each other. The most frequently employed statistic is Cronbach’s alpha coefficient.
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