IQ scores tend to be more stable over time for __________ than for __________

Which of the following is the best example of an aggressive stimulus?

A) an insult B) loud, unpredictable noise C) a gun rack in the rear window of a pick-up truck D) extreme heat E) a crowd

When the number of responses is important to a schedule of reinforcement, that schedule is called a _____________ schedule

A) ratio B) interval C) conditioned D) time-delayed