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When doing an experiment, the experimenter wants increase the chances that subjects' characteristics, that could bias...

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Basic Math

When doing an experiment, the experimenter wants increase thechances that subjects' characteristics, that could bias the resultsof the experiment, and reduce the validity of the findings, areequally distributed across the treatment groups. Which of thefollowing procedures would the experimenter utilize to accomplishthis purpose?

a) random assignment b) systematic assignment c) reliableassignment d) all of the above

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Answer Systematics assignment Random assignment of the experimental units to treatment groups helps in reducing systematic bias and gives a representative sample from the population In this each unit has an equal chance of    See Answer
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