Is 99.9% good enough?
One of the many business trends in the 1990s was “three nines“, i.e. businesses should strive for 99.9% accuracy, 99.9% customer satisfaction, 99.9% quality, etc. But is 99.9% good enough? If so… 268,500 defective tires will be shipped each year. 132,412,800 cans of soft drinks produced in the next 12 months will be flatter than… Read More »