LTM case studies

Capacity

Aim: Investigate the duration of LTMMethod: 392 graduates and their yearbooks were tracedParticipants were aged between 17 and 74 and the time since their graduation varied between 2 weeks to 57 years.Researchers selected from each year book 130 pictures from each yearbook to use in various experimental conditions. These were free recall of names, recognition of names, recognition of pictures, matching pictures to names, matching names to pictures and naming pictures

Aim: Investigate encoding into LTMMethod: over 70 young servicemen divided into four different groups underwent trials where they were briefly presented with the same five words but the order of the words was changed each time.Their task was to write the words down in correct order. Each group's words differed as follows:Group 1: acoustically similarGroup 2: acousitcally dissimilarGroup 3: semantically similarGroup 4: Semantically disimilar