PSY 2601 Lecture Notes - Lecture 8: Inattentional Blindness, Stroop Effect, Visual Search
19 Oct 2015
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Divided attention attending to two or more simultaneous messages equally. Selective attention attend to some information while ignoring others. When your mind chooses to focus on something. Subject is instructed to monitor either channel a or channel b and ignore the other. Fail to notice when a single word is repeated over and over. Speakers over the two channels need to have voices which differ strongly along physical dimensions. Easiest when difference is obvious male vs. female. Cocktail party effect we do a pretty good job of filtering our chatter around us. However, sometimes another conversation can grab your attention (e. g. , if you hear your name) The bottleneck limits the amount of information we can pay attention to. Subjects sometimes detect their own names in the unattended ear in the dichotic listening task. Stroop task ignored features of a stimulus can interfere with processing of attended features.
