Low statistical power undermines the purpose of scientific research; it reduces the chance of detecting a true effect. Perhaps less intuitively, low power also reduces the likelihood that a ...

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 ...

Pharmaceutical market research analysis (PMRA) can validate a product's potential reach and market penetration capabilities. Investors use it to put a value on drug-making companies and their product ...