Summary: The Minnesota Study Of Twins Reared Apart

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In the summary and selected experts from “Sources of Human Psychological Differences: The Minnesota Study of Twins Reared Apart” (Bouchard, Lykken, McGue, Segal and Tellegen) there were various research methods used in the study. The study focused on whether nature or nurture had an affect on twins behavior. To start, I believe this study was a cross-selection research where analyzation takes place at a single point in time rather than longitudinal research where research is collected over time.The reason for this is because it would be extremely difficult and time consuming to keep a close eye on over 200 children throughout their lifetime. This would also cause in affect if the study method would have been just plain observation
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