A student is trying to determine the likelihood they share an allele with a cousin. What concept is she using?
A. Genetic variation
B. Twin study
C. Genetic expression
D. Relatedness
Answer: D
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Two samples from the same population both have M = 84 and s2= 20, but one sample has n = 10 and the other has n = 20 scores. Both samples are used to evaluate a hypothesis stating that ? = 80 and to compute Cohen's d. How will the outcomes for the two samples compare?
a. The larger sample is more likely to reject the hypothesis and will produce a larger value for Cohen's d. b. The larger sample is more likely to reject the hypothesis, but the two samples will have the same value for Cohen's d. c. The larger sample is less likely to reject the hypothesis and will produce a larger value for Cohen's d. d. The larger sample is less likely to reject the hypothesis, but the two samples will have the same value for Cohen's d.
The ____ is the division of the autonomic nervous system that coordinates arousal and involves the expenditure of energy
a. endocrine system b. sympathetic nervous system c. parasympathetic nervous system d. somatic nervous system
Geoffrey enjoys spending time with his 1-year-old son. Compared with his wife, Geoffrey's interaction with their son is likely to be
more playful. less noisy and boisterous. more involved with basic care. less active and energetic.
Researcher C. Daniel Batson has suggested that there are several forces that prompt people to act for the public good. All of the following are on Batson's list, EXCEPT for which one?
a. altruism b. egoism c. collectivism d. conventionalism