“For as long as IQ tests have existed, there has been a steady, progressive and ubiquitous improvement in the average scores people achieve at a given age, mainly because of a raising of the lower scores. On average, IQ is increasing by 3 per cent per decade. The effect is so strong that it implies […]
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Many psychology students learn that the capacity of short-term memory is 7 ± 2. However in the cat book we review evidence that in fact it would be more accurate to say 4 ± 2 (see page 6, review by Cowan, 2001). In fact recent research has found that there is a link between this […]
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