A multivariate extension of the exponentially weighted moving average (EWMA) control chart is presented, and guidelines given for designing this easy-to-implement multivariate procedure. A comparison ...

This article presents a new inequality for the multivariate-t distribution, which implies a new method for multiple comparisons whose foundation rests on a recent inequality due to Naiman. The new ...

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 ...

Last year, Louisville mom Melody Raidy took her children to a pumpkin patch, Halloween at the zoo, trick-or-treating at a botanical garden, a haunted house, and even baked and built a haunted cookie ...

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 ...

MRI decoding reveals that the inferior frontal junction-visual network reinstates target-related information as a proxy for target localization before visual search.

The daughter of the late musical legend and supermodel Iman, 25, took to Instagram to candidly open up on the 'validating' diagnosis and how she'd spent her whole life trying to pretend to be 'normal' ...

Eric Katz writes about federal agency operations and management. His deep coverage of Veterans Affairs, Homeland Security, the Environmental Protection Agency and U.S. Postal Service has earned him ...

Stimming refers to the natural behavior of self-stimulation. It may include nail biting, drumming your fingers on a surface, or full body movements like rocking or swaying. Stimming usually involves ...