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Describe two differences between Short term memory (STM) and Long term memory (LTM) in term of duration and capacity.
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Psychology-Ms Wilson Rebecca Johnson Memory Q1. Describe two differences between Short term memory (STM) and Long term memory (LTM) in term of duration and capacity (3 marks) STM has duration of 3-18 seconds whereas the duration of LTM memory can last anything from a few minutes to a lifetime. The STM theory was supported by Peterson and Petersons Study (1959), which was their Trigram experiment. They attained this evidence by asking the participants to remember a single nonsense syllable of three consonants i.e. KPD. They were then given another task to do to stop them rehearsing the trigram. Their recollect was tested after 3,6,9,12,15,18 seconds and the recall had to be in correct order to count. They discovered that 80% of participants recalled the trigrams very well after 3 seconds, but this dropped dramatically to 10 % after 18 seconds. The supporting evidence for the duration of LTM was brought about by...
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