Working Memory Development

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This article focuses on working memory development and maturation in infants. Working memory allows for the temporary storage of information, but is restricted to the capacity limit of three or four items. I chose this article because it helps us to understand how “chunking” information in working memory may be available to younger preverbal infants. Hence, this article gives the world and me, a hopeful pediatrician, a better understanding of how cognitive development in infants matures and grows. Working-memory span increases steadily as a person gets older. Working-memory is fundamental to development because it is one of the aspects of the cognitive system, which is why research like this article has been done to determine if memory-working …show more content…
Therefore the three researchers conducted this study “to examine the developmental origins of chunking, using a violation-of-expectation procedure to ask whether 7-month-old infants, whose working memory capacity is still maturing, also can chunk items in memory” (Moher, Tuerk, & Feigenson, 2011). Based on the purpose of the study, the researchers hypothesized that
The theoretical perspective that is being taken into account is the information processing perspective. For experiment 1, the researchers conducted the study on 20 healthy full-term infants from Baltimore, Maryland., who had an average mean age of 7 months and 2 days. The independent variable of the experiment was the number of items that were shown to the child. The dependent variable was then whether or not they believed the outcome or if it was unexpected. With these variables in mind, the researchers had the parents of the children sit out of view behind the infants and were instructed to refrain from interacting with infants. The researchers also played classical music at a low volume throughout the experiment. They conducted both baseline trials and test trials. For the baseline trials, they measured

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