Psychology Experiment on Change Blindness

Psychology Experiment on Change Blindness - Results...

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By Stephanie Pham
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What is “change blindness?” The failure to notice changes even when they occur in plain sight. Example: movie goofs Why does it occur? –lack of attention Higher level required to add new element:- instead of sight, experiment focused on hearing. Watered down hypothesis- If participants are forced to pay attention to audio telling a story, they are more likely to notice changes in narrator than those who are not forced.
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Procedures Two groups- experimental and control Both told to listen to fictional story Experimental group told to count the number of words starting with the letter “T” Control group told to simply listen. After listening, both groups had to answer questions pertaining to the story. One of those questions was , “ Did you notice any inconsistencies with the telling of the story?”
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Unformatted text preview: Results Questionnaire contained 10 questions- 3 of which were opinion based, meaning that 7 were right or wrong questions about the story. The number of correct questions in all were totaled for each group. (measure of attention- mean, median, mode) The number of participants in each group who detected voice change was counted. These two numbers were compared and a correlational relationship established. Experimental group had higher rates of correct answers and change detection. Validity Controlled environment? Inconsistency with control group? Larger sample needed? Hard to generalize. Correlational/causational Qualitative data Knowledge issues Ethics Informed consent Deceit...
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This note was uploaded on 10/05/2011 for the course PSYC 1101 taught by Professor Lamson during the Spring '08 term at Gainesville State.

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Psychology Experiment on Change Blindness - Results...

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