Long term memory store

LTM is a

permanent memory store

Which memory store is permanent?

LTM

What is the capacity of LTM?

Unlimited

How can some forgotten memories in the LTM be remembered?

Through the right cues

How is LTM encoded?

Mainly semantic

Who tested the duration of LTM?

Henry Bahrick (1975)

Which memory store encodes in mostly semantic?

LTM

Bharick (1975) method

392 Ps from Ohio aged 17-74

Tested recall using:

-photo recognition of 50 photos, some from yearbook

-free recall where Ps recalled all names of graduating class

Who were the Ps in Bharick (1975)?

392 Ps from Ohio

Aged 17-74

Findings of Bharick (1975)

photo recognition:

Tested within 15 years of graduation: 90% accuracy

After 48 years: accuracy declined to 70%

free recall:

15 years: 60% accuracy

48 years: 30% accuracy

Photo recognition results Bharick (1975)

Tested within 15 years of graduation: 90% accuracy

After 48 years: accuracy declined to 70%

Free recall results Bharick (1975)

15 years: 60% accuracy

48 years: 30% accuracy

What did Bharick (1975) test?

Duration of LTM