Psychology 2043A/B Lecture Notes - Lecture 7: Demand Characteristics, Yield Sign, Twine
22 Mar 2016
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Document Summary
Man approaches from the back, gathers money from the cash register, opens the door and leaves. Barbara was found on the washroom loor with twine wrapped around her neck. Police sketch arist was summoned drawing looked like a cowboy with a moustache. Suspicion fell on a man named thomas sophonow. At the ime of the trial, all four eyewitnesses idenify and tesify against sophonow. Everyone was convinced that he was the one that killed her he always maintained his innocence. They tested his dna was not a match, was eventually exonerated. Percepion: we think this is absolute, but someimes our perceptual gestalt" can trick up, with the right distractor, what we process is not what we actually saw. Showed paricipants 600 pairs of pictures then 60 pictures. Asked which of these did you see previously?". Showed 2500 pictures, then 36 hour delay, then similar paired tesing protocol. Encoding convering sensory informaion into a useable form.
