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11 Cards in this Set

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Modal Memory Model

Sensory > short term > long term

Sensory memory (Modal Model)

Initial stage of holding information

Short term memory (Modal Model)

4-7 things; 15-30 seconds; current thoughts; effects actions

Long term memory (Modal Model)

Unlimited info forever

Visual Persistence

Retention of sensory visual information

Whole report task (Sperling)

Flash up to 12 letters for 50msec.


How many letters could a subject report on average?

4.5, because even though subjects recognize all the letters, they disappear from sensory memory.

Partial report task

Flash up to 12 letters for 50msec, after it disappears subjects are asked to repeat a specific row.

How long does visual (iconic) sensory memory last? Auditory (echoic)?

1/2 second iconic


2 seconds echoic

Retention interval

Time between the presentation of material and the attempted recall of said information.

Proactive Interference

Old info ***** up trying to learn new info

Retroactive interference

New info ***** up recall of older info