Other things being equal, increasing n causes the margin of error of a confidence interval to (a)

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Other things being equal, increasing n causes the margin of error of a confidence interval to 

(a) Increase, 

(b) Decrease, 

(c) Stay the same.

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Statistics The Art And Science Of Learning From Data

ISBN: 9780321997838

4th Edition

Authors: Alan Agresti, Christine A. Franklin, Bernhard Klingenberg

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