Duration of Short term memory (STM) and long term memory (LTM)
duration refers to how long a memory lasts before it is no longer available.
duration of STM is measured in--seconds and minutes
LTM--hours and years.
Duration of LTM:
- tested duration of LTM. He showed participants 612 memorable pictures, one at a time.
- one hour later they were shown some of these pictures among a set of new pictures and showed perfect recognition.
4 months later they could still remember 50% of the photo's.
- asked people of various ages to put names to faces from old yearbooks…