AP PSYCHOLOGY

LEARNING

BIOLOGY COGNITION AND LEARNING

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Define short-term memory
A
holds so many chunks of information before it has to be stored more permanently or forgotten
B
the relatively permanent and limitless storehouse of the memory
C
a vivid clear memory
D
organizing infornation into meaningful units
Explanation: 

Detailed explanation-1: -Short-term memory is the capacity to store a small amount of information in the mind and keep it readily available for a short period of time. It is also known as primary or active memory.

Detailed explanation-2: -Abstract. Short-term memory (STM) refers to systems which provide retention of limited amounts of material for a limited time period (seconds). Most investigated systems include Phonological, Spatial, and Visual STM, while STM storage exists also in other domains, as the somatosensory system.

Detailed explanation-3: -The APA Dictionary of Psychology defines “chunking” as “the process by which the mind divides large pieces of information into smaller units (chunks) that are easier to retain in short-term memory… one item in memory can stand for multiple other items”.

Detailed explanation-4: -Miller (1956) summarized evidence that people can remember about seven chunks in short-term memory (STM) tasks.

Detailed explanation-5: -The purpose of chunking is to maximize the utilization capacity of someone’s short-term memory. Because the capacity is between four and seven plus or minus two, chunking allows the individual to store more information in their short-term memory by assigning the information into groups.

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