What is a placebo in experimental research?
A) when an experimenter deceives subjects about the experiment's true nature, then later tells them what it is really about
B) when subjects in a control group are treated the same as the subjects receiving the treatment
C) when subjects in the control group receive a false or empty treatment so they do not adjust their behavior to confirm the experimenter's hypothesis
D) when neither the subjects nor an assistant helping the experimenter know specifics about the treatment or how hypothesis is being tested
E) when an event outside the experiment's control occurs during the experiment and affects the dependent variable
C
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A belief in the superiority of any one group in the population
A. focuses and forces reliance on the family B. leads to discrimination and exploitation C. pushes the poor to work harder to advance economically D. restricts entitlement to public welfare through strict work
Answer the following statement(s) true (T) or false (F)
An example of a unit of service could be a day of day care offered to children
The term frequency can refer to:
a. The number of cases in a particular category of a particular variable. b. The percentage of cases in a particular category of a particular variable. c. Both the number and percentage of cases in a particular category of a particular variable. d. None of these.
Most refugees from the world's poorest countries end up in ______.
A. the United States B. Canada C. countries neighboring their homelands D. France and the United Kingdom