Chew Jian Chieh

In Six Sigma work, practitioners normally are expected to conduct a gage R&R study to verify that that the measurement systems being used are providing measurements free from variations due to repeatability and […]

Estimating potential improvement project benefits unfortunately have not always been subjected to same level of analytical rigor that practitioners insist on applying in typical Six Sigma work. The fault lies in […]

Despite the growing awareness that the standard Six Sigma DMAIC toolkit can be applied to process problems in so-called transactional environments – as well as manufacturing – improvements to existing processes do […]

What is the usual way most people go about solving problems? Most people and organizations consciously or unconsciously use this method, as illustrated in Table 1 below.

Table 1: Normal Method of Problem […]

At its core, Design for Six Sigma (DFSS) is concerned with the accurate translation of what the customer wants into measurable characteristics, and then putting these characteristics into functions and design […]

It is a common scenario: A practitioner has sales data for the past several months and wants to forecast next month’s sales volume. This type of forecasting can help manufacturers and distributors ensure they h […]