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 ...

Calculating the Power Consumption of Heat Recovery Chillers with a Variable Temperature Campus Water Loop Heat recovery chillers and water-to-water heat pumps can provide significant energy savings ...

We consider the problem of calculating power and sample size for tests based on generalized estimating equations (GEE), that arise in studies involving clustered or correlated data (e.g., longitudinal ...

Calculate the wattage you need to power what is most important to you.