Watson-Glaser Critical Thinking Appraisal

Evidence about a verbal ability test measuring critical thinking

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Why is critical thinking important?

Critical thinking helps identify disinformation, making it an essential skill for today. 

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Evidence highlights

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Predictor of course success

Very beneficial correlations between test results and course grades 

Consistent results over time

Adequate to excellent test-retest reliability

Internally consistent tests

Cronbach's alpha of 0.83 (a good level of internal consistency)

Researching Watson-Glaser  

We assembled evidence from a range of sources to support the validity, reliability, and fairness of the Watson-Glaser Critical Thinking Appraisal in assessing critical thinking ability. 
 
The above finding about the test’s ability to predict likely course success is based on one study with a group of business school students and another with 123 legal training course students. 
 
Cronbach’s alpha was computed based on a sample of 147 working adults in the US. 

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Transparent and accurate reports of research related to the Watson-Glaser Critical Thinking Appraisal

Assessment Efficacy Report

A summary of relevant research  

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