Psychology Revision Notes Essay

Psychology Revision Notes Essay

Members were divided into four organizations which were acoustically similar, sound dissimilar, semantically similar and semantically different. Participants were presented with record a total of 4 times every time was cut off to try to stop rehearsing. We were holding then given a 20-minute interval process and soon after were asked to recollect their list. Semantically dissimilar words were recalled the most telling all of us that coding in LTM is semantic. Summary of study upon capacity of STM and LTM Summary of study about duration of STM Peterson & Peterson- Showed PPs a summary of nonsense trigrams and asked them to count back via 400 in 3 second intervals for a duration which range from 3 to eighteen seconds. Discovered that duration of STM was 18-30 secs maximum.  Summary of study on life long LTM Bahrick- 400 members aged between 17 and 74 were tested applying different strategies including free-recall tests, photo-recognition test, identity recognition tests and photo-name matching test. PPs performed less well on free of charge recall tests (30% after 48 years) but had been much better in the photo-name test (90% following 60 years). Models of memory Description of the multi-store model of memory space, plus analysis inc. research Atkinson & Shiffrin- Multi-Store Model which usually consists of 3 parts – sensory, temporary and long-term stores. Rehearsal is required to ensure that information to go across retailers and retrieval is needed to gain access to the information. If perhaps information is not rehearsed it will rot.  Description in the working memory model, additionally evaluation inc. research Baddeley & Hitch- Working Memory Model which includes three parts – central executive, phonological loop (store and articulatory control system) and the central executive. Memory space in the real world Knowledge of what Eye Witness Account (EWT) is- The evidence provided in the courtroom by a one who witnessed a crime, with a view to identifying the perpetrator with the crime. The accuracy of eyewitness remember may be influenced during first encoding, succeeding storage and eventual retrieval.  Loftus & Palmer’s (1974) study in EWT- Reconstruction associated with an Automobile Tragedy. 9 scholar PPs every 5 circumstances (bumped, approached, hit, created and collided). All observed a video then simply asked to estimate velocity. Smashed the very best (40. 8mph) and approached the lowest (31. 8mph). PPs in second part of try things out then asked a leading question about damaged glass. 16/50 of the smashed condition PPs said certainly in comparison to 7/50 in the hit condition. Understanding of the factors which affect the accuracy of EWT anxiety- Christianson and Hubinette (1993) Anxiety and EWT – true incidents regarding high levels of stress result in more accurate, comprehensive and long lasting memories.  Deffenbucher (2004) Carried out a meta-analysis of 18 studies, taking a look at the effects if perhaps heightened stress on accuracy of EWR. It was clear that there were considerable support for the hypothesis that high numbers of stress in a negative way impacted on the accuracy of EWM. Age- Parker and Carranza (1989) Compared the ability of principal school children and college students to correctly discover a target individual using a slide series of a mock crime. In the photo identity task, child witnesses offers higher price of choosing ‘somebody’ than adults witnesses, whilst they were also very likely to make problems of identity than university students.  Weapon target effect- Loftus(1987) In chaotic crimes, excitement levels may emphasis attention upon central specifics e. g. a weapon. Loftus ainsi que al discovered weapons target effect. two conditions, one involving weapon the different not. State 1 (less violent) persons was 49% accurate in identifying gentleman. Condition 2 (more violent) people were 33% accurate. Suggests weapon may well have distracted them.

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