IE577_lecture10

IE577_lecture10 - IE/PSY 577 Session 10 Chronometric and...

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IE/PSY 577 Session 10 Chronometric and Physiological Methods
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IE/PSY 577 Session 10 Chronometric Methods From “chronos”, meaning time Reaction time most common easure 2 measure Two commonly used analytic tools Subtractive logic Additive Factors logic
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IE/PSY 577 Session 10 Subtractive Logic: Use: To estimate time for a process Assumption erial processing stages 3 Serial processing stages Pure insertion: inserting a stage does not affect others Logic Difference in RT between a complex task and a simpler task is the time for the extra process
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IE/PSY 577 Session 10 The Subtractive Logic (1) Simple Reaction Time Detect Stimulus Execute Response 1) + t(2) 4 Go-No Go Reaction time Detect Stimulus Identify Stimulus Execute Response t(1) t(1) + t(3) + t(2) Time to identify stimulus = t(3) = Go-No Go RT - Simple RT
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IE/PSY 577 Session 10 The Subtractive Logic (2) Go-No Go Reaction Time Detect Stimulus Identify Stimulus Execute Response 5 Choice Reaction Time Detect Stimulus Identify Stimulus Execute Response Select Response t(1) + t(3) + t(4) + t(2) Time to Select Response = t(4) = Choice RT - Go-No Go RT t(1) + t(3) + t(2)
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This note was uploaded on 09/23/2009 for the course IE 577 taught by Professor Robert,p during the Spring '08 term at Purdue.

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IE577_lecture10 - IE/PSY 577 Session 10 Chronometric and...

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