Galhano, AlexandraCarvalho, J. L. Martins deTenreiro Machado, J. A.2019-04-082019-04-081991-07-22http://hdl.handle.net/10400.22/13460The statistical analysis of robot manipulators reveals the limitations of joint-actuated machines. Steming from the results, in this paper we apply the statistical concepts on the study of biological arms. The superior performances of muscle-actuated arms over standard joint-actuated manipulators are demonstrated.engconference object