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Confidence Level
(redirected from confidence interval)

    Also found in: Dictionary/thesaurus, Medical, Legal, Acronyms, Encyclopedia, Wikipedia 0.01 sec.
Confidence level
In risk analysis, the degree of assurance that a specified failure rate is not exceeded.
Confidence Level
In polling and statistics, the degree of certainty in the confidence interval. The confidence level is how likely a pollster or statistician believes the results of a poll are repeatable and non-random. This is expressed as a percentage. For example, if a poll finds that 48% of those polled intend to vote for Candidate A with a 3% confidence interval and a 95% confidence level, this means that the pollster is 95% certain that between 45% and 51% of the population at large will vote for Candidate A.
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For instance, the researcher might report a 95 percent confidence interval for P equal to (2.
Using confidence intervals in supply chain and operations research by Bonett, Douglas G.; Wright, Thomas A. / Journal of Supply Chain Management
Techniques are presented in seven categories with descriptive methods being the most well represented, including topics such as confidence interval for the proportion, discrete distributions, and histograms.
The desk reference of statistical quality methods, 2d ed by SciTech Book News
Because these percentages are subject to sampling error, each of the estimates from this survey is accompanied by a 95 percent confidence interval, which indicates the range we would expect to include the actual population value in 95 percent of the samples we could have drawn.
Bank Secrecy Act: Surveys of Financial Institutions and CTR Users ... by General Accounting Office Reports & Testimony
 
 
 
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