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Unformatted text preview: 2 Perception and Attention Continued- Colin Cherrys Classic Work 1953 Dichotic Listening Task Two different messages simultaneously Shadowing (means to keep track)- The shadowed ear - The unshadowed ear (unattended) Easier for most people to shadow on one ear (usually the right ear) Lag is typically one second Still a lot of unknown <Figure>- A typical dichotic listening task. Different messages are presented to the left and right ears, and the participant attempts to shadow the message entering one ear.- Cherrys Results What people can typically detect: 1. Male or female voice 2. Human speech or noise (phonemes) 3. A switch from male to female voice 4. Ones own name and other important personal information What people find hard to detect:- A switch in language (unless bilingual) Cherrys results suggest that people can report accurately on a variety of physical characteristics of the unattended message- The Grey and Wedderburn Experiment Dogs six fleas eight scratch two Say: dogs scratch fleas- The Treisman Experiment I SAW THE GIRL/Song was wishing...
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This note was uploaded on 04/14/2008 for the course PSYCH 310 taught by Professor Mahadevan during the Spring '08 term at University of Tennessee.
- Spring '08