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Thompson, Sarah K.; Carlyon, Robert P.; Cusack, Rhodri – Journal of Experimental Psychology: Human Perception and Performance, 2011
Three experiments studied auditory streaming using sequences of alternating "ABA" triplets, where "A" and "B" were 50-ms tones differing in frequency by [delta]f semitones and separated by 75-ms gaps. Experiment 1 showed that detection of a short increase in the gap between a B tone and the preceding A tone, imposed on one ABA triplet, was better…
Descriptors: Auditory Stimuli, Attention, Intervals, Adults
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Tucker-Drob, Elliot M. – Developmental Psychology, 2011
Normative adult age-related decrements are well documented for many diverse forms of effortful cognitive processing. However, it is currently unclear whether each of these decrements reflects a distinct and independent developmental phenomenon, or, in part, a more global phenomenon. A number of studies have recently been published that show…
Descriptors: Cognitive Processes, Age Differences, Adults, Change