Which of the following is an example of survey research?
a. A researcher tracks smokers and nonsmokers to see how many of them get lung cancer and if there are significant differences in lung cancer rates between the two groups.
b. A historian conducts an extensive study of the factors that led to the American defeat at Pearl Harbor in 1941.
c. A researcher interviews taxpayers to find out how strongly they would support a proposal for a "flat" tax.
d. A researcher randomly divides her participants into two groups, giving one group a powerful new medicine while the other group gets a placebo.
c
You might also like to view...
Estimates indicate that it takes about _____ of training and expertise to become a true expert in a field
a. 10 years b. 20 years c. 30 years d. a lifetime
Studies have shown that the cerebral cortex in children with very high IQs develops for a longer time than in children with lower IQs
Indicate whether this statement is true or false.
Which of the following is the most stressful of all conflicts, causing many people to go back and forth between one decision and the other, or to be unable to decide for or against the event?
A. approach-avoidance conflict B. avoidance-avoidance conflict C. approach-approach conflict D. incompatible demands conflict
________ is the study of the effects of drugs on the nervous system and behavior
Fill in the blank with the appropriate word.