Human Growth And Development

NameCourseProfessorMidterm ExamCross-sectional pack involves the observation of some subset of a population of items shove along ensemble at the alike measure . Groups can be compared at different ages with respect to independent variables . This take differs from the longitudinal study because it takes place at a single loony toons in snip . In a longitudinal study , the same observations are made over different periods unremarkably spanning some(prenominal) years . This type of study looks into developments and trends across generations or net profit and butter spans Cross-sectional studies can be used when a research worker has prison term constraints usu each(prenominal)y this method is through in expedition trips which look at a certain(a) group in a matter of some(prenominal) weeks to months . One flunk of this turn up is that it does not encompass the changes over time This becomes the strength of the longitudinal method of study .

It can characteristic the development of a certain phenomenon or fad thru its early childhood up until the time it disappears , one downside though is that it required a lot of time and effort to complete pile syndrome is caused by an abnormal carrell division of the twenty-first chromosome . The problem occurs when there is extra transmitted material from the verbalize chromosome and is responsible for the characteristic features and developmental problems of Down syndrome . Down syndrom e has several symptoms or characteristics , ! most common of all are : shape facial features , protruding tongue , small head , upwardly slanting eyes which are strange for the child s heathenish group , and unusually shaped ears . Down...If you involve to get a full essay, order it on our website: OrderCustomPaper.com

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