Which of the following is the best method for obtaining a representative sample from a particular college?
A. using student ID to randomly select a student
B. picking every student whose last name start with C
C. recruiting all students from Missouri
D. selecting students who are working full time
Answer: A
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Advertising and education approaches to the problem of driving after drinking follow the model of prevention
a. sociocultural b. distribution of consumption c. proscriptive d. none of these
What does the theory of cognitive dissonance propose?
A. People may have declining health when exposed to small amounts of stress over time. B. People are motivated to change when they hold incompatible beliefs and behaviors. C. People of certain personality types have the ability to stay physiologically calm. D. People require high cognitive ability and good memories to adhere to treatment planes.
A survey of over 5,000 U.S. adults of childbearing age revealed that more than 90 percent
A) do not want to have any children. B) have negative views about the idea of parenthood. C) have two or more children. D) already have children or are planning to have them.
When are neurons (nerve cells) formed?
A) at 6 months old B) at the beginning of the pregnancy C) by 3 months old D) midway through the pregnancy