In Simons and Chabris' (1999) study on visual inattention, researchers standardised the procedures to ensure high internal validity.
Describe how the unexpected event (the umbrella-woman or the gorilla) was controlled in the videotapes.
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Markscheme
Attention Questions
33 exam-style questions on OCR A Level Psychology Attention, covering Moray (1959): Auditory attention and Simons and Chabris (1999): Visual inattention. Each one has a worked solution and a mark scheme showing where the marks go.