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MEMOIRS NATIONAL ACADEMY OF SCIENCES. 



[Vol. XV, 



the separate groups and for the group of Leavenworth prisoners as a whole. In tables 361, 

 362, and 363 the data are presented in another way. These tables show the percentage of the 

 different intelligence ratings in each recidivist group. Comparing the figures with the percent- 

 ages for the total group, the men admitting no criminal history have comparatively more A's 

 and more E's. The men having prison or penitentiary records contains 56 per cent of C and 

 D men. 



Table 358. — Percentage distribution by recedivist group of nonobjeetors making each intelligence rating. 



Table 359. — Percentage distribution bij recedivist group of conscientious objectors making each intelligence rating. 



Table 360. — Percentage distribution by recedivist group of all Leavenworth prisoners making each intelligence rating. 



Table 361. — Percentage distribution of intelligence ratings of nonobjeetors in each recedivist group. 



Table 362. — Percentage distribution of intelligence ratings of conscientious objectors in each recedivist group. 



