Browsing by Author "Zerpa, Carlos Eduardo"

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Development of junior intermediate preservice teachers' mathematical knowledge and values / by Carlos Zerpa.

Zerpa, Carlos Eduardo (2008)

This research thesis is composed of two studies. The first study examined the validity and reliability of a locally developed instrument called the Perceptions of Mathematics (POM) questionnaire (Kajander, 2005). The POM ...
The effect of removing examinees with low motivation on item response data calibration

Zerpa, Carlos Eduardo (2014-01-22)

Many item-response models (IRM) used to estimate student abilities and test item parameters in large-scale assessments (LSA) do not account for the effect of student low motivation. This effect may pose a threat to the ...