Lec2Jan22 - Approaches to studying perception 1....

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Approaches to studying perception 1. Physiological: the relationship between the physical stimulus and responses in the nervous system or the responses in the nervous system and perception Learn about receptors, neurons, and neural pathways.
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Approaches to studying perception (continued) 2. Phenomenological descriptions of, or musings upon, experiences Disadvantages: can’t observe non-conscious processes can’t get a handle on why experiences occur
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3. Psychophysical : Investigations of the relationship between the PSYCHO logical response and the PHYS ical stimulus. Approaches to studying perception (continued) (Fechner, 1860)
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Psychophysics can be used to find limits of sensory systems. Example 1: Thresholds What is the smallest amount of physical stimulation necessary for detection ? Classical Psychophysical Methods 1. Method of adjustment (TV whine)
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2. Method of Limits Crossover Points (Mean = Threshold) Willingness to say “yes”
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This note was uploaded on 04/30/2008 for the course PSYC 329 taught by Professor Peterson during the Spring '08 term at University of Arizona- Tucson.

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Lec2Jan22 - Approaches to studying perception 1....

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