Anyone who has performed ordinary least squares (OLS) regression analysis knows that you need to check the residual plots to validate your model. Have you ever wondered why? There are mathematical reasons, of course, but I’m going to focus on the conceptual ones.

(InspectionXpert: Raleigh, NC) -- InspectionXpert Corp. has released InspectionXpert for PDF 2012 and InspectionXpert OnDemand 2012.

(APQC: Houston, TX) -- During the course of three months, the Advanced Productivity and Quality Center (APQC) ran a voice-of-the-customer survey to find out what process management topics interest you the most and what you needed to help show increased stakeholder value, decreased cycle time, inc

(ANSI: Washington, DC) -- Clean, potable water is a basic life necessity many of us take for granted. Yet around the world, 783 million people have no regular access to safe drinking water, and 2.5 billion people live without proper sanitation.

(Georgia Tech: Atlanta) -- Learn about the evolution of lean from the factory floor to human development at Georgia Tech’s annual Lean Consortium. This year’s event, “Respect for the People,” will be held May 10, 2012, 10 a.m.–3 p.m. EDT at the Atlanta Airport Marriott Gateway.

(Laser Design: Minneapolis, MN) -- Laser Design Inc., the leading supplier of 3D laser scanners for more than 25 years, has released its inspection-grade 3-D scanning system, the SURVEYOR Auto Gage 3D.

(AMT: McLean, VA) -- February U.S. manufacturing technology orders totaled $444.06 million, according to AMT, The Association for Manufacturing Technology.

Physicists at JILA, a joint institute of the National Institute of Standards and Technology (NIST) and the University of Colorado at Boulder (CU), have demonstrated a novel “superradiant” laser design, which has the potential to be 100 to 1,000 times more stable than

During the 1940s, it was commonplace for boys, during their formative years, to spend their days girl-free. In fact, my pals and I zealously maintained girl-free territories so that our game playing, bike rides, and hours of comic book reading were devoid of girls.

(Toyota USA: Torrance, CA) -- Toyota Technical Center (TTC), a division of Toyota Motor Engineering and Manufacturing, North America (TEMA), has announced that the company will hire approximately 150 engineers, technicians, advanced researchers, and scientists by the end of 2012.