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9. Letters to the Editor

Author

Morgan, Joseph A., Deaton, Angus S., Cramer, Elliot M., Bibby, John, Wiorkowski, John J., Moore, Roger H., O'Neill, J. P., and Varian, Hal R.

Published
1972

15. Capture-Recapture Sampling for Estimating Software Error Content.

Author

Duran, Joe W. and Wiorkowski, John J.

Subjects
*COMPUTER software, *ERRORS, *QUALITY control, *SOFTWARE engineering, *COMPUTER programming
Abstract

Mills' capture-recapture sampling method allows the estimation of the number of errors in a program by randomly inserting known errors and then testing the program for both inserted and indigenous errors. This correspondence shows how correct confidence limits and maximum likelihood estimates can be obtained from the test results. Both fixed sample size testing and sequential testing are considered. [ABSTRACT FROM AUTHOR]

Published
1981

16. Rejoinder: John J. Wiorkowski.

Author

Wiorkowski, John J.

Subjects
*STATISTICS, *FOSSIL fuels, *CONFIDENCE intervals, *NATURAL resources, *PETROLEUM reserves, *STATISTICAL sampling
Abstract

Addresses issues discussed as commentaries on a study that used statistical methods in the evaluation of fossil fuels. Economics and statistical models criticized in the study; Response on the criticisms against the review of statistics used in the study; Clarification on the reported confidence intervals in the reserve estimates. [ABSTRACT FROM AUTHOR]

Published
1981
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