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Method and system of confidence interval methodology for ratio means

Patent image
ARL

A method and system for determining whether the number of samples taken from a population of units where the distribution of X and Y variables are unknown by evaluating ratio mean measurements on a computer to determine a confidence interval. The method comprising: inputting samples from the total population with each unit sample having at least two variables X and Y; redefining the multivariate data that comprises the two variables X and Y; estimating the mean; computing the standard error; using a bootstrapping method, generating boot strap samples, computing a Z distribution based upon the bootstrap samples; and computing the confidence interval. The system comprises a processor for performing the steps of the method.

Inventors: 
Nierwinski Jr., John Stanley
Patent Number: 
Technical domain: 
IT and Software
FIle Date: 
2009-08-31
Grant Date: 
2012-12-18
Grant time: 
1,205 days
Grant time percentile rank: 
22
Claim count percentile rank: 
4
Citations percentile rank: 
1
'Cited by' percentile rank: 
1
Assignee: 
US ARMY