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Wendy Johnson; Caroline E. Brett; Ian J. Deary – Intelligence, 2010
The Lothian Birth Cohort 1936 sample is in a uniquely good position to provide relevant data on social class mobility patterns over most of the last century. These participants, with known ultimate social class attainment, took a validated mental test in the Scottish Mental Survey of 1947 and were followed up at approximately age 70. Then, besides…
Descriptors: Intelligence, Social Class, Structural Equation Models, Psychological Testing