Hot answers tagged perception
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The ability to enumerate objects without counting is known as subitizing.
Most studies suggest that we can subitize up to about 3 or 4 items (e.g. Starkey & Cooper, 1995). Enumeration of a small number of objects (i.e. subitizing) yields consistent response times regardless of the quantity of objects. Enumeration of larger quantities (i.e. counting) ...
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