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Lectures for Memory Lectures from Brown's 2011 section on memory pertaining to Ch. 8 of the 9th edition of the Psychology textbook.

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Robert Brown

LECTURE 17 Tuesday March1511Memory is any indication that learning has persisted over timeIt is our ability to store and retrieve informationThe basics of memoryinformation has to get into our brain encodingthat information is retainedstoragethat information has to get back out retrieval Information Processing Modelseach stage can be associated with its own independent memorySensory memory represented in a low level as part of the signal transduction process sensory process Workingshort time memory in many cases thats what were using most of the time Long term memory the one that really persists that enables you to remember where you went to grade schoolwhat your grandmas name was etcSENSORY MEMORYalso called ICONIC memory for visual scenes or echoic memory for auditory information brief afterimpression within sensory modality a temporary buffer of the sensory system that lasts just a few secondsvery accurate but very temporarywhen a professor asks you to say what he just said when youre distracted and you use what you weresensing right before the questionWORKING MEMORYa limited store of information that can be actively maintained rehearsalwhat we are thinking aboutrequires attention if you start thinking of something else youll forget Ex try to remember a phone number you look at the TV and forget thats why phone numbers are 7 numbers see below72 items averageof items held in working memory called the magic only 3 or 4 items without rehearsalhave people count backwards to prevent rehearsalif you were given a strip of random numbers but the average will be able to retain 5 to 9 digitsinfo moves from sensory memory into working memoryencodingENCODINGthe processing of information for storage into the information systemgenerally if it is not encoded its gonecan be effortful or automatic automatic space time
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