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maportil maportil
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A year ago
After constructing a 95% confidence interval for a population meanμ, you decide that the interval is too wide to be of any value. To correct this problem, you need to:


increase the population size.



increase the confidence level.



increase the sample mean.



increase the sample size.

Textbook 
Introductory Statistics: A Problem-Solving Approach

Introductory Statistics: A Problem-Solving Approach


Edition: 3rd
Author:
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lewmyrlewmyr
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A year ago
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maportil Author
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A year ago
This site is awesome
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Good timing, thanks!
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2 hours ago
Helped a lot
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