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Dr. Zen is interested in answering research questions regarding why certain treatments work. Currently, he is evaluating what aspect of cognitive behavioral therapy (CBT) makes the treatment effective. He assigns some participants to receive full CBT, and others to a control group with no treatment. After analyzing his results, Dr. Zen is able to conclude that the cognitive and behavioral components contribute to the efficacy of CBT. Dr. Zen has conducted (a/an) ______________

Kaitlin notices that every day she feels sleepy, hungry, or alert at the same time as the day before. Her hormone levels and body temperature also fluctuate regularly throughout the day. The pattern of regular changes over 24 hour periods is called (the) ____________

Marcus is conducting an experiment about the effects of music on studying abilities. His sample includes mostly young adult females enrolled in honors classes at OSU. His experiment is high in external validity.

Nonverbal IQ tests that consist of abstract reasoning items, such as the Raven’s Progressive Matrices test, are meant to test fluid intelligence reduce the influence of cultural factors like language on IQ scores.

Medications prescribed to treat social phobia affect similar brain regions as those affected by psychotherapy treatment.

Cameron’s cheerleading squad is having a car wash to help raise money to buy new uniforms. Each member of the squad volunteers to work a two-hour shift. This scenario depends on (the) ___________________ to work, because if one team member doesn’t show, the others will have to cover their shift even though all team members will benefit from the funds raised.

Michael has been taking a benzodiazepine over the past year to treat his anxiety. When first prescribed, he only needed a very small dosage to reduce his symptoms, but now he needs twice as much to achieve the same result. Michael’s need for a higher dose to achieve the same effect is known as (a) ______________

Sheldon has learned that birds are animals that can fly. As a result, the first time he sees a bat he calls it a “bird”. This is an example of the Piagetian process of _____________, whereby children apply into their current knowledge structures to new situations.

The preparedness theory suggests that _____________________.

Emma classically conditioned her friend Alexis to shiver whenever she hears a certain song. After Alexis went to college, she stopped shivering when she heard the song. Several years later, she found herself shivering in response to the song again, suggesting that she experienced _________________.