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MEMOIRS NATIONAL ACADEMY OF SCIENCES. 



[Vol. XV. 



Table 401.— Variables: Score on performance scale examination X rank. Group VIII: Established organizations (white). 



For men who took performance scale examination following alpha, following beta, following alpha and beta, or who 



took performance examination only. 



Table 402. — Variables: Score on point scale examination X rank. Group VIII: Established organizations (white). 



For men who took point scale examination following alpha, following beta, following alpha and beta, or who took point 



scale examination only. 



Table 403. — Variables: Mentalage on Stanford-Binet examination X rank. GroupVIII: Established organizations (white) . 



For men who took Stanford-Binet examination following alpha, following alpha and beta, following beta only, or who 



took Stanford-Binet examination only. 



Table 404. — Variables: Alpha score X rank. Group VIII: Established organizations (white). 



For men who took alpha only, or alpha and beta, or alpha and an individual examination, or alpha, beta, and an 



individual examination. 



