On Biostatistics and Clinical Trials: Calculating exact confidence interval for binomial proportion within each group using the Clopper-Pearson method
When calculating a confidence interval for a small sample inference for the difference between two population means, can the lower bound be a negative number? - Quora
![inference - Calculating confidence intervals for each class in a frequency distribution for a binomial distribution - Cross Validated inference - Calculating confidence intervals for each class in a frequency distribution for a binomial distribution - Cross Validated](https://i.stack.imgur.com/qsTn7.png)