PSYB45H3 Chapter 9: PSYB45 Chapter 9
Document Summary
Psyb45 chapter 9 responding at the right time and place: stimulus. Learning to respond at the right time and place. When a behaviour is reinforced in the presence of a particular stimulus but not others, that antecedent stimulus begins to exert control over the occurrence of that behaviour. When the stimulus occurs, the response is likely to follow. Disciminative stimulus (sd): a stimulus in the presence of which a response will be reinforced. It"s a (cid:272)ue that a pa(cid:396)ti(cid:272)ula(cid:396) (cid:396)espo(cid:374)se (cid:449)ill pa(cid:455) off: sd a discriminative stimulus for the availability of reinforcement for responding. S a stimulus in the presence of which a response will not be reinforced: s a discriminative stimulus for the non-availability of reinforcement for responding. E(cid:454)a(cid:373)ple: joh(cid:374)(cid:374)(cid:455)"s s(cid:449)ea(cid:396)i(cid:374)g is reinforced by other kids at school but not by his grandparents. A stimulus can simultaneously be an sd for one response and an s for another.
