Accountants can use standard costing to identify variances in business operating statistics. Variance analysis can help a business narrow in on areas of operations that aren't performing as they ...

System-wide measurements of gene expression by DNA microarray and, more recently, RNA-sequencing strategies have become de facto tools of modern biology and have led to deep understanding of ...

There are a few management essentials every restaurateur needs to know to run a successful business. Tracking your exact food and beverage costs, actual usage and sales—and analyzing the differences ...

The Annals of Applied Statistics, Vol. 11, No. 4 (December 2017), pp. 2027-2051 (25 pages) Linear mixed models (LMMs) are among the most commonly used tools for genetic association studies. However, ...

Unit nonresponse and item nonresponse both occur frequently in surveys. Unit nonresponse is customarily handled by weighting adjustment, whereas item nonresponse is usually treated by some form of ...

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 ...