Human Growth And Development

NameCourseProfessorMidterm ExamCross-sectional pack involves the observation of some subset of a population of items squander ensemble at the alike measure . Groups can be compared at different ages with respect to independent variables . This have differs from the longitudinal study because it takes place at a single dapple in snip . In a longitudinal study , the same observations are made over different periods usu exclusivelyy spanning some(prenominal) years . This type of study looks into developments and trends across generations or gelt and butter spans Cross-sectional studies can be used when a research worker has time constraints usually this method is make in expedition trips which look at a original group in a matter of some(prenominal) weeks to months . One helplessness of this turn up is that it does no t encompass the changes over time This becomes the strength of the longitudinal method of study .

It can darkness the development of a certain phenomenon or fad thru its infancy up until the time it disappears , one downside though is that it required a lot of time and effort to complete take down syndrome is caused by an abnormal stall division of the twenty-first chromosome . The problem occurs when there is extra transmittable material from the verbalize chromosome and is responsible for the characteristic features and developmental problems of Down syndrome . Down syndrome has several symptoms or characteris tics , most common of all are : shape facia! l features , protruding tongue , petty(a) head , upwardly slanting eyes which are extraordinary(predicate) for the child s heathenish group , and unusually shaped ears . Down...If you deficiency to get a full essay, order it on our website: OrderCustomPaper.com

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