With most classical conditioning, the optimal delay between CS and US is from half a second to about five seconds.

Question

Quizplus · Accepted Answer

In classical conditioning, the optimal interstimulus interval (ISI)—the time between the onset of the conditioned stimulus (CS) and the unconditioned stimulus (US)—is typically considered to be between half a second and five seconds for most effective learning, depending on the specific type of conditioning and the organisms being conditioned.

With Most Classical Conditioning, the Optimal Delay Between CS and US