Figure 6.

Simulations with one manipulandum: devaluation tests. Mean number of performances of the two actions (A1, A2) without (ND) and with devaluation of the second food (D).

Simulations with one manipulandum: devaluation tests. Mean number of performances of the two actions (A1, A2) without (ND) and with devaluation of the second food (D).