List of CalculatorsControl Limit For C Chart Control Limits for IMR Chart Control Limits for NP Chart Control Limits for P Chart Control Limit For U Chart Control Limits for Xbar-R chart Control Limits for Xbar-S chart Cost of Poor Quality Guide to Master Black Belt Competency Guide to select the right Hypothesis Test Little’s Law Net Present Value Overall Equipment Efficiency (OEE) Process capability calculator Process Cycle Efficiency R Square Adjusted Sample size calculator for mann whitney test Sample Size Calculator for 1 Proportion Test Sample Size Calculator For 2 Proportion Test Sample Size Calculator For 1 Proportion Test (Finite Population) Sample Size Calculator For 2 Proportion Test (Finite Population) Sample Size calculator For 1 Sample T Test Sample Size Calculator For 2 Sample T Test Sample Size Calculator For 1 Sample T Test (Finite Population) Sample Size Calculator For 2 Sample T Test (Finite Population) Sample Size Estimation (Mean) Sample Size Estimation(Proportion Data) Sigma Level Calculator (Continuous Data) Sigma Level Calculator (Discrete Data – Defects) Sigma Level Calculator (Discrete Data – Defectives) Takt Time Sample Size Calculator for 2 Proportion Test Hint: Use this calculator to determine the number of samples required to compare two population proportions Confidence LevelThe minimum acceptable probability of preventing type I error 90%95%99%99.9%Power of TestThe minimum acceptable probability of preventing type II error 50%80%90%95%99%Proportion 1 Enter the first population proportion. For 50%, just enter 50 Proportion 2 Enter the second population proportion. For 45%, just enter 45 Number1Number2Number3Number4Number5Sample Size (2 - proportion test)Minimum samples required to check if the two proportions are similar or not
