Six Sigma, a quality-control methodology first developed for manufacturing, is now used by business and organizations of all types.

Six Sigma refers to a data-driven approach used by companies to upgrade their business processes. The method uses a five-step methodology to eliminate defects at all stages within a company. Six Sigma ...

Despite the methodology’s quick and sweeping effect on major corporations across the globe, Six Sigma isn’t an idea that sprung up out of nowhere. It represents decades–centuries, even–of innovation ...

Ebony Howard is a certified public accountant and a QuickBooks ProAdvisor tax expert. She has been in the accounting, audit, and tax profession for more than 13 years, working with individuals and a ...