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Please can you help with this problem? Thank you. Question 1 1.5 pts Which of the following is a necessary component for an experiment to

Please can you help with this problem? Thank you.

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Question 1 1.5 pts Which of the following is a necessary component for an experiment to potentially yield a cause-and- effect conclusion? 0 Subjects are recruited by way of a simple random sample. 0 Random assignment of subjects to treatment groups. 0 None of these. Any experiment can potentially yield a cause-effect conclusion. 0 Must be an Observational Study

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