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 ...

Much of running a small business is a gamble, buoyed by boldness, intuition and guts. But wise business leaders also conduct formal and informal research to inform their business decisions. Good ...

In the Neyman-Pearson theory of hypothesis testing it is customary to calculate significance levels and power functions on the assumption that the sample size is fixed. The main purpose of this paper ...

NASA-funded researchers recently obtained the first complete proof of a 50-year-old hypothesis explaining how liquid metals resist turning into solids. NASA-funded researchers recently obtained the ...

Distributed hypothesis testing (DHT) and source coding are interrelated domains that address the challenges of reliable communication and decision-making in networked systems. In DHT, multiple nodes ...

The twin deficits hypothesis has long been central to macroeconomic debates, positing that a government’s chronic fiscal deficit may generate or exacerbate a current account deficit. This ...

New findings contradict previous notions about sugar's role in the onset of diabetic cataracts. Using an animal model that more closely recapitulates type 2 diabetes in humans, the research team found ...