This chapter is from the book ï. Using Mixed Cell References. A mixed cell reference is either an absolute column and relative row or absolute row and relative column. When you add the $ before the column letter you create an absolute column or before the row number you create an absolute row.
Six Sigma was popularized in the late 1990's and introduced into 3M by former CEO James McNerney, a former GE executive. It involves a set of process tools designed to eliminate production defects and wastage, and raise efficiency. The Six Sigma process killed innovation at 3M, said Nicholson.
Six Sigma History. Six Sigma history is relatively recent. As a quality management methodology Six Sigma was designed by Bill Smith at Motorola in the late 1980's.Bill is known today as the true father of Six Sigma. He forged the path for Six Sigma through Motorola's CEO Bab Galvin who endorsed Bill's efforts and enthusiasm.uring the late 80's Motorola began spreading Six Sigma as a discipline throughout it's company, leveraging Mortorola University. Soon, a culture of quality permeated and in 1988 Motorola was recognized with the Malcolm Baldrige National Quality Award which was a crowning Achievement.