To achieve internal validity, a researcher must design and conduct experiments where only the ________ variable can be the cause of the results.

A. confounding
B. independent
C. criterion
D. dependent


Answer: B

Psychology

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Which of the following terms best describes a worldview in which social behavior is guided by personal goals, ambitions, and pleasures?

a. Cultural determinism b. Individualism c. Collectivism d. Enculturation

Psychology

Each kind of neurotransmitter has a unique chemical structure, and each can fit into a specifically tailored harbor, or__________, on the cell receiving a message

A) receptor site B) synapse C) nucleus D) myelin sheath E) Select

Psychology

If a rock band turned up its amplifiers to produce twice as much energy as it produced before, the listener would experience a sound

a. twice as loud as before. b. four times as loud as before. c. one half as loud as before. d. ten time as loud as before.

Psychology

Lizzy is looking through a vertical slit in a wall to see two images passing behind it. The psychologist then asks Lizzy whether she thought the two images were identical. Some images were identical, while others had differences only on the right side or the left side. Most likely, Lizzy is being assessed because she has

A. hemineglect. B. simultanagnosia. C. mild cognitive impairment. D. a consciousness disturbance.

Psychology