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    Creating More Precise Experiments

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    A researcher has reason to be that, for an experiment with 50 points, a 95% prediction interval would be of width 4. If the researcher wishes to run a more precise experiment that will result in a 95% prediction interval of width 2, then the researcher will require:

    A) 200 points
    B) More than 200 points
    C) 50 points
    D) 25 points

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    Solution Summary

    This response determines the amount of points that a research will require to run a more precise experiment.