Statistics Calculator

Confidence Interval Calculator

This Statistics Calculator will allow you to calculate the confidence interval based on particular statistical constraints.
This Confidence Interval Calculator takes a confidence percentage, a value and a percentage by which to modify that value. It then returns a range the modified value could lie in based on the confidence level.
You must input a confidence level, sample size, a hypothesized percentage and a population size (optional).

This Confidence Interval Calculator is a great resource for Statistics.


Confidence Level:
Sample Size:
% Hypothesized Population Proportion:
Population Size (Leave Blank if infinite):
Confidence Interval:


Please enjoy using our Confidence Interval Calculator.



Click here for another Statistics Calculator