What is meant by self-selection bias in survey research?
a. This bias occurs when individuals choose to participate in a survey based on some criteria that is related to the research topic.
b. This bias occurs when individuals choose to participate in a survey based on some criteria that is not related to the research topic.
c. This bias occurs when individuals choose to participate in a survey in the hopes of changing public opinion.
d. This bias occurs when individuals choose to participate in a survey in the hopes of changing the hypothesis of the study.
Answer: a. This bias occurs when individuals choose to participate in a survey based on some criteria that is related to the research topic.
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a. higher rates of obesity. b. poor access to health care. c. poor literacy rates. d. higher teen birth rates.
In order to know whether gang violence is decreasing in a community (a goal of a multi-agency task force), we need a:
A) ?Chi-square test B) ?Control group C) ?Baseline D) ?Experimental group
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A. True B. False
Which of the following is not one of the areas that people with intellectual disabilities may have trouble with?
A. Memory B. Language development C. Self-regulation D. Biologic development