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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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SeaBass2013 SeaBass2013
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A year ago
In developing a confidence interval estimate for the difference between two population means when the population variances are known, an increase in the size of the samples will result in:


▸

a wider confidence interval.



▸

a narrower confidence interval.



▸

a smallerzcritical value.



▸

the same confidence interval.

Textbook 
Introductory Statistics: A Problem-Solving Approach

Introductory Statistics: A Problem-Solving Approach


Edition: 3rd
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andratandrat
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A year ago
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