donder_s - (Baseline rt + Stimulus Identification rt) –...

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Donder’s Components of reaction time (rt) A (Simple) S -> R Baseline rt (speed of nerve impulse, eye-hand coordination) B (Dual Stimulus-Dual Choice) S1 (green) -> R1 (respond - accelerator pedal)) S2 (red) -> R2 (respond - brake pedal) Baseline rt + Stimulus Identification rt + response selection rt C (Dual Stimulus-Single Choice) S1 (green) -> R1 (respond - accelerator pedal)) S2 (blue) -> R2 (do not respond) Baseline + Stimulus Identification B (dual stimulus dual choice) takes the longest, followed by C followed by A II. Donder’s Subtractive Method A. C – A = Isolates the Stimulus Identification (rt)
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Unformatted text preview: (Baseline rt + Stimulus Identification rt) – (Baseline rt) = Stimulus Identification rt B. B – C = Isolates the Response Selection rt (Baseline rt + Stimulus Identification rt + response selection rt) – (Baseline + Stimulus Identification) = Response Selection rt Wundt (who created the first psychology journal) discredited Donders. Wundt reported that his ‘introspectionist’ participants verbal reports of their subjective A, B, C rt experiences differed from the actual rt measurements. However, 100 years later, Donders idea gained the respect it deserved!...
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This note was uploaded on 09/30/2011 for the course PSY 4391 taught by Professor Ginsburg during the Fall '10 term at Texas State.

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