An experimenter tests the hypothesis that physical exercise improves mood. Subjects in the experimental group participate on Monday and Tuesday and those in the control group on Wednesday and Thursday. What is the extraneous variable?
a. the hypothesis
b. the day of the week
c. the exercise
d. the mood (degree of happiness)
B
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A phobia is a fear of something that is not actually dangerous
a. True b. False Indicate whether the statement is true or false
Women prefer high testosterone men for a. both short-term and long-term relationships. b. short-term, but not long-term relationships
c. long-term, but not short-term relationships. d. neither short-term nor long-term relationships.
Dr. Janick is studying peer dynamics. He will be using a peer assessment measure in which children rate peers on a number of social dimensions. This measure is called
a. sociometric nomination. c. the KEEP method. b. the sociometric rating scale. d. composite social mapping.
Despite the success of some community based alternatives to prosecution, it remains less expensive to incarcerate individuals than to treat and rehabilitate them in the community
Indicate whether the statement is true or false