According to the 2011 National Survey on Drug Use and Health, ___________ of 18-25-year-old respondents reported at least one instance of illicit drug use in the past year
a. less than 10%
b. between 10% and 25%
c. between 25% and 50%
d. more than 50%
c
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K. Warner Schaie proposed that when young adults apply their intelligence to attain long-term goals and resolve major issues, they are in which stage of development?
A. responsible stage B. acquisitive stage C. reintegrative stage D. achieving stage
The scribbling of young children
a. is random and meaningless. b. shows a lack of cognitive development. c. shows a lack of gross motor skills. d. often demonstrates meaningful patterns.
Weber's experiments led to two important contributions: (a) further research and (b) the focus of attention of later physiologists and the new psychology on the development of ____.?
a. ?experimental methods for studying mind-body relationships b. ?the method of introspection c. ?the application of experimentation to physiological events d. ?the field he called "psychophysics" e. ?cranioscopy
Biglan et al. (1996) studied whether store clerks in eight Oregon towns were willing to sell tobacco products to minors. They measured clerk behavior repeatedly over time, implemented a positive reinforcement intervention at different times in different towns, and usually found a drop in willingness to sell after implementing this intervention. What research methodology did they use?
a. multiple baseline design. b. interrupted time-series design. c. nonequivalent comparison group design. d. both "a" and "b"