atkinsion shiffirin

Question 1

Sensory memory

Answer 1

Iconic Memory 
Duration – 0.2 seconds 
Capacity-  Relatively unlimited 
Form of Encoding – VISUAL
Form of forgetting-  FADES RAPIDLY
E.G 
Waving a glow stick in the dark and briefly experiencing an after image.

Echoic Memory 
Duration – 3-4 seconds 
Capacity-  Relatively unlimited 
Form of Encoding – Accoustic
Form of forgetting-  FADES
E.G Retaining the sounds of words long enough to understand the whole word or phrase that has been spoken.

Question 2

Short Term Memory

Answer 2

Short Term Memory
Function: Holds information in awareness for a short period of time -long enough to use for mental tasks.
Duration – Around 20 seconds
Capacity- 5-9 items
Encoding- Mostly acoustic. Attention and rehearsal will help store memory in long term memory
Forgetting – Through Displacement, possibility of decay.
Example- remembering an address long enough to look in up in google maps.

Question 3

Long Term Memory

Answer 3

Function: Holds information making it available for retrieval at a later time.
Duration – Relatively unlimited
Capacity- Relatively unlimited
Encoding – Elaborative rehearsal
Forgetting- Displacement and interference, possibility of decay
Eg. Remembering the names of your friends