Theoretically random assignments should eliminate a. Many confounding variables b. Sampling errors c. Concerns over validity d. The need to use statistics
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Answer: Theoretically, random assignment should eliminate (A) sampling error. (B) the need to use statistics. (C) concerns over validity. (D) many confounding variables. (E) the need for a representative sample.
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Random Assignment Can Reduce the Impact of Confounding Variables. Note that random assignment is different than random sampling. ... The random assignment process distributes confounding properties amongst your experimental groups equally. In other words, randomness helps eliminate systematic differences between groups.
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