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A poll is planned to determine what proportion of all students favor an increase in fees to support a new track and field stadium. A questionnaire will be published and the first 1000 completed questionnaires will be analyzed. Which of the following errors will be associated with the sample?

A. There is no difference.
B. Simple random sampling is a type of probability sampling.
C. In probability sampling each item has an identical chance of being chosen.
D. Probability sampling is a type of simple random sample.

 

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