Sample OCP app that implements a Sample Size Calculator tool using the @zaiusinc/app-sdk. This app provides sample size calculations for A/B tests and experiments using the new Optimizely Stats Engine ...

What is stratified random sampling? Stratified random sampling is the technique of breaking the population of interest into groups (called strata) and selecting a random sample from within each of ...

The sample size calculator allows you to calculate the required responding sample size, standard error, RSE, and a confidence interval (95% or 99%) for a proportion estimate, using just one of these ...

Power analyses and sample size calculations are important parts of many research projects. Often, before data are even collected, it is necessary to calculate and justify the required sample size for ...

This calculator should be used for simple random samples only. The calculator determines sample sizes for estimates of proportions. In this case Standard Errors are ...

We are collecting the data on contraceptive utilization or accessibility among the Myanmar migrants at Thailand-Myanmar border. Since they are marginalized or hidden populations, we decided to used ...