males and females. The hypothesis was tested through the application of analysis of variance procedures to the data. The study found that birth-order did not affect many factors equated to organizational success such as growth in wage rates. The implication of this finding was that birth order was not implicated strongly in an individual's success in later life.
Hanushek (1992, pp. 84-117) and Berger and Ivancevich (1973, pp. 515-519), however, reported results than did indicate the existence of such an association. Hanushek (1992, pp. 84-117) tested the hypothesis that birth order is related to successful scholastic performance. Data were collected for a sample of subjects ranging in age from six years to 17 years. The hypothesis was tested t
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