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A researcher has reason to believe 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) 50 points

C) More than 200 points

D) 25 points

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Statistics and Probability, Statistics

Category:- Statistics and Probability
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