EPEC at the XIV European Congress of Psychology in 2015
On July 9, 2015 we had the opportunity to showcase our approach to mitigating guessing in multiple-choice questions (MCQs) at the XIV ECP Conference in Milan, Italy. Under the overarching theme of 'Linking Technology and Psychology: feeding the mind, energy for life', we discussed the scoring of multiple-choice questions (MCQs) as widely used in assessments, with a focus on guessing. We discussed how Classical Test Theory (CTT) is traditionally used to calculate a score based
Option Probability Theory: A quest for better measures
Have you ever wondered how to determine if a candidate in an exam 'guessed' their way to a good score? Now there is a way to know! Prof John Barnard, founder and exec director at EPEC has developed a new measurement paradigm, Option Probability Theory (OPT), which can highlight the confidence a candidate had in each of their answers in an exam paper. An article on OPT has been published in the American Review of Mathematics and Statistics and there is another article due t
