Search results for author:"Juan_Ramon_Barrada"
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Multiple Maximum Exposure Rates in Computerized Adaptive Testing
Juan Ramon Barrada; Bernard P. Veldkamp; Julio Olea
Applied Psychological Measurement Vol. 33, No. 1 (2009) pp. 58–73
Computerized adaptive testing is subject to security problems, as the item bank content remains operative over long periods and administration time is flexible for examinees. Spreading the content of a part of the item bank could lead to an...
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A Method for the Comparison of Item Selection Rules in Computerized Adaptive Testing
Juan Ramon Barrada; Julio Olea; Vicente Ponsoda; Francisco Jose Abad
Applied Psychological Measurement Vol. 34, No. 6 (September 2010) pp. 438–452
In a typical study comparing the relative efficiency of two item selection rules in computerized adaptive testing, the common result is that they simultaneously differ in accuracy and security, making it difficult to reach a conclusion on which is...