A researcher has decided to do a study of people who hunt in a nearby national forest. He asks a friend, whom he knows to be a hunter, if he would consent to an interview. He interviews his friend and then asks his friend if he could name other people who hunted in the forest. His friend provides him with five names. The researcher contacts those five people, interviews them, and asks each of those people for names of other hunters. This sampling technique is known as ______.
A. casual sampling
B. personal sampling
C. key informant interviewing
D. snowball sampling
D. snowball sampling
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Armenian Americans' strong sense of identity with their ethnic group provides an example of
a. populism. b. patriotism. c. imperialism. d. fatalism. e. nationalism.
Which of the following was NOT part of the Republican Party platform in the 2018 midterm elections?
A. tough action on illegal immigration B. cuts in military spending C. strengthening the armed forces D. proclaiming its efforts to improve the trade imbalance E. proclaiming its enacted tax cuts
Supporters of states' rights argue that ______.
A. decentralization of authority leads to greater government innovation and policies that better suit the preferences of the residents of each state B. greater centralization is essential because it is hard to govern a nation like the United States, and problems often extend across state borders C. the federal government should have the ability to veto policies that have negative effects on neighboring states D. the only solution for fixing the problems in the United States is returning to a confederation
Which of the following is the greenhouse gas that accounts for most of global warming?
A) Carbon dioxide B) Methane C) Chlorofluorocarbons (CFCs) D) Nitrous oxide