Calculate the degrees of freedom for a single-sample t test with 10 subjects
a. 10
b. 9
c. 8
d. Cannot be determined
b
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One early study found that young women with anorexia nervosa ____________ the size of various body parts in comparison to a normal control group
a. overestimate b. underestimate c. accurately estimate d. avoid considering
How do changes in the amygdala over time impact the regulation of emotion?
a. Younger adults have higher amygdala activation and lower emotional arousal. b. Younger adults have lower amygdala activation and higher emotional arousal. c. Older adults have higher amygdala activation and lower emotional arousal. d. Older adults have lower amygdala activation and lower emotional arousal.
A phenotypic characteristic influenced by two or more genes is a ________ trait
a. polygenic c. recessive b. polydominant d. cooperative
A developmental psychologist who studies the behavior patterns of other animals in order to explain human development is likely working from which perspective?
A) Dynamic systems B) Ecological C) Evolutionary D) Sociocultural