Binomial Sample Size Calculator Confidence Interval. This calculator will compute the 99 95 and 90 confidence intervals for a binomial probability given the number of successes and the total number of trials. It is also commonly shown in several other algebraically identical forms134.
The formula for the Clopper Pearson confidence interval is shown below6. The confidence interval also called margin of error is the plus-or-minus figure usually reported in newspaper or television opinion poll results. The binomial confidence interval is a measure of uncertainty for a proportion in a statistical population.
This tool calculates test sample size required to demonstrate a reliability value at a given confidence level.
This calculator works by selecting a reliability target value and a confidence value an engineer wishes to obtain in the reliability calculation. The program outputs the estimated proportion plus upper and lower limits of the specified confidence interval using 5 alternative calculation. Clopper Pearson Exact Confidence Interval Formula. Answers will appear in the blue box below.
