The cutoff between normal and low birth weight is about ____ pounds.
A. 7.7
B. 5.5
C. 3.3
D. 2.2
Answer: B
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As interest rates increase, house sales decline, indicating
a. a direct correlation between the two variables. b. a negative correlation between the two variables. c. a positive correlation between the two variables. d. no correlation between the two variables.
An analysis of 26 longitudinal studies by Lansford et al. (2012) found that mild spanking was about as effective as other discipline methods that did not use spanking, such as verbal reminders and time-outs. The researchers argued that past results showing an association of spanking with problem behavior in children __________.
A. were correlational and therefore invalid B. were cross-sectional rather than longitudinal and therefore could not draw conclusions about the outcomes of spanking C. included some families that used more severe spanking, and it is only in those families that negative outcomes of spanking are found D. were conducted with mentally ill parents, and the children's poor behavior could have been inherited
Harry came home to find his brother unconscious from an overdose of hydrocodone. When the paramedics arrived, they administered naloxone, because this drug is an opiate ______.
A. agonist B. antagonist C. synthetic D. enzyme
According to opponent-process theory, a __________ afterimage produced by a yellow sheet of paper represents a process of reestablishing a neural __________ in the retina
a. red; balance c. blue; balance b. blue; inhibition d. green; rebound