Theoretical Interpretations of Selective Attention

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Theoretical Interpretations of Selective Attention Bottleneck theories or filter theories (Broadbent, 1958) bottleneck is a mechanism that limits the amount of information to be attended to what gets through? what is selected and when? early selection Broadbent (1958) proposed that physical characteristics of messages are used to select one message for further processing and all others are lost attenuation Treisman (1964) proposed that physical characteristics are used to select one message for full processing and other messages are given partial
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Unformatted text preview: processing late selection Deutsch & Deutsch (1963) proposed that all messages get through, but that only one response can be made (late selection) Treisman & Geffen (1967) tests between attenuation and late selection -- guess who wins?! dichotic listening + detect target words in either channel (tap upon detection) detection much worse in unattended channel, supporting attenuation. ..if late selection, detection should be no problem since all info is getting through...
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This note was uploaded on 11/14/2011 for the course PSY PSY2012 taught by Professor Scheff during the Fall '09 term at Broward College.

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