Venus is studying the effect of religiosity on fathering styles. She visits the local temple and recruits a sample of highly religious men aged 30–40 to participate in her study. When creating her control group, she visits the local community center and obtains a group of nonreligious men also between the ages of 30 and 40 who are willing to participate. Her selection of this control group is best described as ______.
A. random assignment
B. convenience assignment
C. individual matching
D. aggregate matching
Ans: D
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The best way to think about risk factors for abusing alcohol is that:
A. they do not include genetic factors B. risk factors have not been identified by scientific research C. they increase the chances that a person will develop alcoholism D. they guarantee that a person will develop alcoholism
If the assumption of constant correlations in a repeated-measures ANOVA is violated, which of the following is true?
a. The F-value is incorrect. b. The degrees of freedom should be adjusted. c. The sample cannot be valid. d. The manipulation checks failed.
Negative emotions, especially __________, contribute to "type A toxicity." Research has found that this emotion is highly correlated with high blood pressure and heart attacks
a. anger b. sadness c. impatience d. urgency
Securely attached infants tend to show ____ when reunited with a caregiver.
A. fear B. rejection C. a need for a brief interaction D. a need for an extended interaction