Memory Research

Question 1

Research support for age and eyewitness testimony

Answer 1

Flin et al (1992):

>study found that recall after 5 months was worse for children

Question 2

Research support for age and eyewitness testimony

Answer 2

Gordon et al (2001):

-found that children are more susceptible to misleading info

Question 3

Factors affecting EWT: misleading information

Answer 3

Loftus & Palmer (1974):
>car accident film
>verbs- smashed, bumped, collided, contacted
>those given verb ‘collided’ estimated faster speed

Question 4

Factors affecting EWT: weapon focus effect

Answer 4

Loftus (1979):

> less accurate identification (recall) when shouting heard/bloody letter opener condition

Question 5

Research support for duration in STM (multi-store model of memory)

Answer 5

Peterson & Peterson (1959):
>nonsense trigrams
>asked to count backwards from given digit (to prevent rehearsal)
>intervals ranging between 3 and 18 seconds
>could recall less than 10% of trigrams correctly after 18 seconds

Question 6

Research support for duration in LTM (multi-store model of memory)

Answer 6

Bahrick et al (1975):
>400 American high school graduates - yearbook photo recognition
>performed well up to 34 years after they’d left high school
>memory performance generally better on recognition tasks than recall tasks
>performance declined after 47 years

Question 7

Research support for visuo-spatial sketchpad (working memory model)

Answer 7

Baddeley et al (1973)
> imagery & tracking task performed at same time. Found it difficult
> able to carry out tracking task w/verbal task (using two separate components)
> tracking/imagery task competing for limited resources of visuo-spatial sketchpad