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Using the traditional formula, a 95% CI for p 1 p 2 is to be constructed based on equal sample sizes from the two populations.

Using the traditional formula, a 95% CI forp1p2is to be constructed based on equal sample sizes from the two populations. For what valuen(=m)will the resulting interval have width at most0.4irrespective of the results of the sampling? (Round your answer up to the nearest whole number.)

n=

You may need to use the appropriate table in theAppendix of Tablesto answer this question.

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