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Correct Answer: D) All of the above.
Correct Answer: A) Open, friendly, and nonjudgmental.
Correct Answer: D) High flexibility.
Correct Answer: C) Census.
Correct Answer: A) Observation.
Correct Answer: D) Convenience.
Correct Answer: B) Random Sampling.
Correct Answer: A) Mode.
Correct Answer: C) Sociolinguistics.
Correct Answer: D) Interviews.
Correct Answer: A) Simple random sample.
Correct Answer: A) Rating.
Correct Answer: C) Survey.
Correct Answer: C) Systematic.
Correct Answer: C) Surveys.
Correct Answer: C) Stratified Random sample.
Correct Answer: A) Physical Traces.
Correct Answer: A) When someone believes a medication works but the medication was not medicated.
Correct Answer: B) Unbiased samples.
Correct Answer: A) Graphical form.
Correct Answer: A) Consumer panel.
Correct Answer: D) Simulation.
Correct Answer: A) A survey.
Correct Answer: D) Laboratory experiments.
Correct Answer: C) Covert.