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. Author manuscript; available in PMC: 2014 May 1.
Published in final edited form as: Anim Cogn. 2012 Dec 21;16(3):445–458. doi: 10.1007/s10071-012-0585-8

Table 1.

Proportion of individuals in each age, sex, and rank group that worked on the touch screen system at the field station. The total number of individuals in each demographic group is shown italicized in parentheses.

Juveniles Adults

.60 (43) .35 (34)

High Middle Low High Middle Low Total

Male .5 (4) 1.0 (3) 0.0 (2) 0.0 (2) --- 0.0 (2) .38 (13)
Female .64 (14) .80 (10) .40 (10) .30 (10) .40 (10) .50 (10) .51 (77)