If groups are the same on the dependent variable at the start of the study,
A) they are said to be equivalent.
B) the same type of conclusions can be drawn as if they were randomly assigned.
C) they may still differ on variables that could be potentially confounding.
D) Both A and B
Answer: C
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A governing system in which the people govern themselves is called __________
a. oligarchy b. democracy c. monarchy d. a confederation
If a perfect positive relationship between two variables exists, as one variable
A) Increases, the other variable will increase by a predictable amount. B) Decreases, the other variable will decrease by a predictable amount. C) Increases, the other variable will decrease by a predictable amount. D) Both A and B
In H. P. Hood and Sons v. Du Mond, the Supreme Court invalidated a New York administrative decision that denied Hood and Sons, a Massachusetts corporation, permission to increase from three to four the number of milk processing plants it operated in New York on the grounds of the _____ Commerce Clause
a. isolated b. dormant c. interactive d. active
In order to enact a specific reform within a community, a policy advocate would be wise to:
a. Avoid the local media. b. Identify the single person who is in charge of that issue. c. Enlist the support of local groups. d. Establish a branch office in the community.