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Direct linkShiu, William – ProQuest LLC, 2012
This study examined the Flynn Effect (FE; i.e., the rise in IQ scores over time) in Estonia from Scale B of the National Intelligence Test using both classical test theory (CTT) and item response theory (IRT) methods. Secondary data from two cohorts (1934, n = 890 and 2006, n = 913) of students were analyzed, using both classical test theory (CTT)…
Descriptors: Foreign Countries, Intelligence Tests, Intelligence Quotient, Change
Peer reviewedPetscher, Yaacov; Kim, Young-Suk – Assessment for Effective Intervention, 2011
Letter-name identification has been widely used as part of early screening to identify children who might be at risk for future word reading difficulty. The goal of the present study was to examine whether a reduced set of letters could have similar diagnostic accuracy rather than a full set (i.e., 26 letters) when used as a screen. First, we…
Descriptors: Clinical Diagnosis, Measures (Individuals), Risk, Reading
