2.8.11 - (2.8.11) Divided Attention: Purposefully...

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(2.8.11) Divided Attention: Purposefully distribute attention between tasks Divided Attention Practice enables people to simultaneously do two things that were difficult at first o EX: Driving Schneider and Shiffrin (1977) o Divide attention between remembering target and monitoring rapidly presented stimuli o What they found: Consistent mapping condition: target would be a number and everything else that they saw besides the target (distracters) would be letters Over time, participants became able to divide their attention Automatic processing occurs without intention and only uses some of a person’s cognitive resources Varied mapping condition: rules changed trial to trial Over time, participants never achieved automatic processing Controlled processing: participants paid close attention and their search was slow and controlled 100-car naturalistic driving study o Dingus et al (2006) o Video recorders placed in cars o 80% of crashes, 67% near-crashes involved inattentive
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This note was uploaded on 02/14/2011 for the course PSYC 4100 taught by Professor Unsworth during the Spring '09 term at UGA.

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2.8.11 - (2.8.11) Divided Attention: Purposefully...

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