Memory Models

Question 0

Define capacity.

Answer 0

The amount of information memory can hold.

Question 1

Define memory.

Answer 1

A set of cognitive processes which include encoding, storage and retrieval.

Question 2

Define duration

Answer 2

How long information can be held in memory.

Question 3

Define encoding.

Answer 3

How information is stored in memory.

Question 4

Describe the multi store model of memory.

Answer 4

Environmental stimuli, perception, attention, rehearsal, elaborative rehearsal and retrieval, sensory memory, STM and LTM.

Question 5

Duration, capacity and encoding of memory.

Answer 5

STM : 30 secs to 2 minutes, 7 chunks + or - 2, acoustically.

LTM : potentially unlimited, potentially unlimited, semantically.

Question 6

Evaluate the multi store model.

Answer 6

:) remembering lists and numbers
:) Peterson and Peterson
:( remembering stranger
:( bahrick et al

Question 7

Describe Peterson and Peterson.

Answer 7

Nonsense trigrams, 3 6 9 12 15 18 second intervals, rehearsal stopped by counting backwards in 3 or 4’s from a random specified number. 80% after 3 and 10% after 18.

Question 8

Evaluate Peterson and Peterson.

Answer 8

:) high internal
:( low population
:( low ecological

Question 9

Describe bahrick et al.

Answer 9

251 ex high school american students who had left up to 48 years previously, 4 things measured free recall, name recognition, photo recognition and name and face matching. Free recall 60% after 35 but 30% after 48, name and photo recognition 90% after 35 but name 80% after 35 and face 40 after 35.

Question 10

Evaluate bahrick et al.

Answer 10

:) high ecological
:( high population
:( low internal

Question 11

Describe working memory model.

Answer 11

Central executive, (slave systems) episodic buffer, (temp store links with LTM) phonological loop, (phonological store inner ear and auditory system inner voice) and Vusiospatial sketch pad (inner scribe and inner cache).

Question 12

Evaluate the working memory model.

Answer 12

\:) counting windows from memory
\:) dual task 
\:) the task
\:( circular argument 
\:( no evidence or research for central executive

Question 13

Describe Baddely.

Answer 13

Dual task e.g. Two visual trace dot and describe the letter F, visual and verbal trace dot and say alphabeat.
Saying ‘the’ when trying to remember a list of words.

Question 14

Evaluate Baddely.

Answer 14

:) high internal

:) high and low ecological