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A student was interested in the cigarette smoking habits of college students and collected data from an unbiased random sample of students. The data is summarized in the following table: What type of chart best represents relative class frequencies?
Abnormal Psychology
The study of psychological disorders and abnormal behavior, focusing on understanding the nature, causes, and treatments of mental health issues.
Double-Blind
An experimental procedure in which neither the participants nor the experimenters know who is receiving the treatment versus the control, to prevent bias.
Experimental Group
In scientific research, the group of subjects who receive the treatment or intervention being tested, as opposed to a control group.
Control Group
In experimental research, a group of subjects that does not receive the experimental treatment and is compared to the group that does, to measure the effect of the treatment.
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