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Educational and Psychological Measurement
http://epm.sagepub.com Development and Score Validation of a Chemistry Laboratory Anxiety Instrument (Clai) for College Chemistry Students
Craig W. Bowen Educational and Psychological Measurement 1999; 59; 171 DOI: 10.1177/0013164499591012 The online version of this article can be found at: http://epm.sagepub.com/cgi/content/abstract/59/1/171

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EDUCATIONAL AND PSYCHOLOGICAL MEASUREMENT BOWEN

DEVELOPMENT AND SCORE VALIDATION OF A CHEMISTRY LABORATORY ANXIETY INSTRUMENT (CLAI) FOR COLLEGE CHEMISTRY STUDENTS
CRAIG W. BOWEN University of Southern Mississippi

The present study reports the development and score validation of an instrument for measuring anxieties students experience in college chemistry laboratories. Factor analytic evidence from an initial sample (n = 361) of college chemistry students shows the Chemistry Laboratory Anxiety Instrument (CLAI) measures five constructs: working with chemicals, using equipment and procedures, collecting data, working with other students, and having adequate time. Additional analyses with a second sample (n = 598) show that scores on these anxiety constructs are internally consistent, with Cronbach’s alphas ranging from 0.73 to 0.88. The study also provides suggestions for uses of the instrument in...

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