Sample Size Calculator (Binomial Distribution)

Binomial Distribution Formula

CL=1−∑i=0f(ni)(1−R)iRn−iCL = 1 - \sum_{i=0}^{f} \binom{n}{i} (1 - R)^i R^{n - i}

Where:
n = Sample size
f = Allowed number of failures
R = Reliability (probability of success)
CL = Confidence level (target probability)