Randomized experiments are experimental designs that involve

a. the manipulation of variables.
b. the use of humans as research participants.
c. the use of random assignment to treatment conditions.
d. the strict adherence to ethical guidelines.


c

Psychology

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According to Eibl-Eibesfeldt, defined behavior patterns that have become differentiated into signals are called:

a. behavioral signals b. motivated signals c. expressive movements d. inherited movements

Psychology

The common effects of tobacco are ________

a. slowed reaction time, tension, depression, reduced ability to store new memories or to retrieve old ones, and poor coordination. b. euphoria, increased appetite, and reduced ability to store new memories. c. mood variation from alertness to calmness depending on mental set, setting, and prior arousal. d. exhilaration, visions and hallucinations, and insightful experiences.

Psychology

____ are more likely to smoke than ____, and adults with ____ education are more likely to smoke than adults with ____ education levels

a. Women, men, more, lower c. Women, men, less, higher b. Men, women, more, lower d. Men, women, less, higher

Psychology

Some individuals have experienced more than one disorder simultaneously at some point in their lives, a phenomenon known as ________

FIll in the blank with correct word.

Psychology