qz03.wk05.a-key - File = E:\p355\qz03.wk05.a-key.doc 1 John...

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Unformatted text preview: File = E:\p355\qz03.wk05.a-key.doc 1 John Miyamoto Email: jmiyamot@u.washington.edu http://faculty.washington.edu/jmiyamot/p355/p355-set.htm Psych 355: Introduction to Cognitive Psychology Winter 2009 Quiz 3: Chapter 5 - ANSWER KEY 1. This question has to do with Sperling's experiment on sensory memory. The question has 2 parts: (i) Explain Sperling's experiment about sensory memory. Make sure that you clearly describe the whole- vs. partial-report methods, and what is found when subjects attempt to identify letters in these two conditions. (ii) What are the important conclusions that we can draw from the results of Sperling's experiment? In other words, what do these experiments show about the nature of sensory memory that we would not know if these experiments had not been done? Answer to part (i): (1/2 point) The stimulus is an array of letters. Different experiments had different dimensions, i.e., 3 x 3, or 3 x 4, or 4 x 4, so it doesn't matter if their specification of dimensions is the same as the...
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