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Confidence intervals represent an interval that is likely, at some confidence level, to contain the true population parameter of interest. Confidence interval is always qualified by a particular confidence level, expressed as a percentage. The end points of the confidence interval can also be referred to as confidence limits.

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โˆ™ 2011-08-07 03:53:44
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Q: What is the most controllable method of increasing the precision of or narrowing the confidence interval?
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