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California Critical Thinking Disposition Inventory (CCTDI)
Psychology: Cognition & EducationReliability: alpha 0.913 sample items
About this scale
A 75-item measure of dispositional critical thinking across seven facets: truth-seeking, open-mindedness, analyticity, systematicity, self-confidence, inquisitiveness, and maturity.
Sample item(s)
“I keep on working on problems that confuse me (analyticity)”
“Studying new things all my life would be wonderful (inquisitiveness)”
“Either you have natural talent or you do not (reverse for maturity)”
Reliability
Reported internal consistency: alpha 0.91. As a rule of thumb, Cronbach’s α ≥ .70 is considered acceptable, ≥ .80 good, and ≥ .90 excellent for established measures.
Notes
Commercial license.
Source & citation
Facione, P. A., Facione, N. C., & Giancarlo, C. A. (2001): The disposition toward critical thinking: Its character, measurement, and relationship to critical thinking skill. Informal Logic, Vol. 20, No. 1, pp. 61–84.
Source. Scale details are summarised from the publication cited above. Always consult the original source for the full item set, scoring, and permission to use.
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