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Find the width of a confidence interval

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Reference no: EM131724525

Question: Explain whether the width of a confidence interval would increase, decrease, or remain the same as a result of each of the following changes:

a. Increase the sample size from 1000 to 2000.

b. Decrease the sample size from 1000 to 500.

c. Increase the population size from 10 million to 20 million.

Reference no: EM131724525

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