Many Internet surveys use volunteer respondents who happen to visit an organization's website intentionally or by happenstance.These unrestricted samples are random samples.

Question

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Unrestricted samples are not random samples as they are not selected through a systematic process that ensures every member of the population has an equal chance of being included. Instead, they rely on the voluntary participation of individuals who may not be representative of the population being studied.

Many Internet Surveys Use Volunteer Respondents Who Happen to Visit