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Cognitive Psychology: concepts of sensation and perception

Problems are investigated regarding the threshold fo suditory stimuli. The Cocktail Party is discussed in relationship to diachoctic listening. Questions are explored as to how dividing attention facilitates or impedes one' learning. Recommendations and ground rules that will accommodate the auditory sensation, perception, and attention to learning are described.

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Dichotic listening is a procedure used to investigate selective attention in the auditory system. Selective attention refers to how people pay attention. An example would be listening to one person while becoming aware of another conversation. Thus, the person attempts to continue listening to an ongoing conversation, while tuning into another conversation. An experiment focused on selective attention is referred to as the Cocktail party problem that was introduced by the research of Colin Cherry (1953). The Cocktail phenomenon refers to the process of tracking one conversation in the face of the distraction of other conversations: (p. 89). Cherry devised a task known as shadowing. Shadowing consists of listening to two different messages. In Cherry's experiment, the participants were required to follow one message, but ignore the other.

Two methods were used: binaural ...

Solution Summary

The solution discusses rules for sensation, perception and attention. Emphasis is on dichotic listening and selective attention. The Cocktail phenomenon is used to explain how distractions reduce memory.