Exact Analysis of Discrete Data
Exact Analysis of Discrete Data
Nonconservative exact small-sample inference for discrete data
Computational Statistics & Data Analysis
On tests of rate ratio under standard inverse sampling
Computer Methods and Programs in Biomedicine
Asymptotic confidence interval construction for risk difference under inverse sampling
Computational Statistics & Data Analysis
A note on confidence interval estimation for a linear function of binomial proportions
Computational Statistics & Data Analysis
Confidence interval estimation for lognormal data with application to health economics
Computational Statistics & Data Analysis
Graphical methods for investigating the finite-sample properties of confidence regions
Computational Statistics & Data Analysis
Fiducial-based tolerance intervals for some discrete distributions
Computational Statistics & Data Analysis
Hi-index | 0.03 |
In comparative studies of rare events, fixing group sizes may result in groups with zero events. To overcome this difficulty, one may adopt an inverse sampling design which fixes the number of events, resulting in random variables following the negative binomial distribution. This article presents a new approach to setting confidence intervals for effect measures under inverse sampling, using the variance estimates recovered from exact confidence limits for single negative binomial proportions. Exact numerical evaluation results demonstrate that the proposed procedure performs well.