C3 has experts in psychometrics to assist businesses and organizations with the design of survey and assessment instruments. C3 can assist enterprises to develop generalized surveys, scored assessments, personality inventories, and many other instruments.

With career-long experience in psychometric consulting, reducing bias in instrument questions, and reliability and validity testing, C3 can work with enterprises to deliver sound assessments to their clients.

What psychometric/instrument design services does C3 provide?

C3 has strong expertise in both psychometric instrument design and validity/reliability testing. C3 can help organizations design instruments for use in general surveying, employee assessments, personality inventories, and many other applications.

What are C3's areas of expertise in instrument design and validation?

C3 routinely consults in the following areas:


• Analysis of variance and correlation analysis
• Item response theory
• Reliability testing - inter-item and inter-rater reliability, split-half, parallel form and test-retest methodologies
• Validity testing - criterion, construct, and content validation
• Generalized psychometrics, assessments and testing

Please contact an account representative for more information for your organization.