What's the best way to get a statistically reliable sample of people who are hard to identify, such as illegal-drug users in large cities, itinerant jazz musicians, aging Manhattan artists and ...

The efficiency of Monte Carlo simulations is significantly improved when implemented with variance reduction methods. Among these methods, we focus on the popular importance sampling technique based ...

When auditing a company, auditors use a combination of professional judgment and statistical sampling methods to estimate account balances. Statistical sampling is an efficient way to design samples, ...

A procedure is suggested to eliminate dependency on the species-area curve, based on the view that the most important fact of plant distribution is the distribution of quantity of material as ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

The nation’s largest association for nursing home and other long-term care operators has publicly expressed its staunch disapproval of a federal prosecution method that takes only small slices of ...

Melissa Horton is a financial literacy professional. She has 10+ years of experience in the financial services and planning industry. Robert Kelly is managing director of XTS Energy LLC, and has more ...

Publicly held companies, or private companies that apply for credit, must have routine audits of financial transactions conducted. Outside agencies, not affiliated with the company, perform these ...