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Business Issue A multibillion-dollar software manufacturer needed to drive down the total $191 million annual cost of supplying its workers with continuously updated workstations. Both the software manufacturer and its primary vendor/supplier were in the midst of an aggressive cost cutting initiative that would lead to a new compensation model. The initial, first year targeted […]

What causes Six Sigma projects to fail to produce desired results, and what would most help to improve Six Sigma project results? This article presents survey results from Six Sigma professionals and presents recommendations.

Six Sigma is not for the faint-hearted. It is a challenging strategy to master and execute in for-profit businesses, but even more difficult in the healthcare industry with constraints such as high barriers between the different professional groups, the lack of funds, understaffed and overworked employees, and individualized work procedures that are rarely managed or […]

We need to fundamentally change what’s going on in Software. FAST! Defects, long cycle times, poor estimation, missed targets and project cancellations are stripping away profits and our ability to satisfy and retain customers. It’s occurring in Software Development companies, Embedded Product Software (Firmware), and Business Application Software. And, it’s happening in all industry segments. […]

If you are thinking change is the only constant in today’s world, there is more. In fact, organizations are required to deal with and manage dynamic changes all the time. The strength of a delivery system is determined by its ability to respond to changes and meet customer expectations. Changes come to the delivery organization […]

Business Issue All medications are not created equally. Reopro (generic name: abciximab), Integrilin (generic name: eptifibatide) and Aggrastat (generic name: tirofiban) are all platelet-inhibiting drugs used in cardiac care. Each is priced differently. They act on patients in slightly different but clinically significant ways. The key critical to quality issue in healthcare is patient safety. […]

Your e-learning development program may well be in trouble, and applying the Six Sigma methodology might be the solution. In this real-world Six Sigma – play-by-play – case study about e-learning development, you will learn from the Black Belt what tools were used throughout the DMAIC (Define, Measure, Analyze, Improve, Control) phases of a project […]

Chances are you’ve heard of Six Sigma, perhaps in connection with General Electric, the company that made it popular in the 1990s. You may even know that Six Sigma uses statistical techniques to improve processes in both manufacturing and service industries. But did you know there is an important role for Human Resources (HR) in […]

Appropriately implemented, Six Sigma clearly produces benefits in terms of better operational efficiency, cost effectiveness and higher process quality. Perhaps less obvious – and until recently less documented – is the impact it can make in clinical areas such as infection control and medication delivery. Clinicians are often receptive to Six Sigma given its familiar scientific and […]

I’m sure we are all happy to see the new iSixSigma channel dedicated to software. The growing knowledge base at this portal will take shape in the body of articles, discussion forum threads, links, and resources that are contributed. The most important factor in all this is, of course, you, the site participants. While the […]

Read-Rite Philippines is the manufacturing site for the Tape Head Business Unit, and the core competency is assembly and test. Read-Rite Philippines manufactures magnetoresistive tape heads to the entry level through mid-range tape drive markets, with products such as Travan, DLT (Digital Linear Tape), SLR (Scalable Linear Recording) and SDLT (Super DLT). The Elite Sigma […]

A lot of time can be saved in the planning stages of a survey research project by simply answering three short questions. By the time people from organizations have contacted me about a Six Sigma voice of the customer (VOC) study or research project, they have usually spent at least a fair amount of time […]

Like a detective, Pam Thomson probed the mysteries of CPT coding errors in the pulmonary medicine department at University of Virginia (UVA) Medical Center, looking for hard evidence of what went wrong and why. Were coding errors correlated with the time of day, day of the week, or workload? Was something amiss in the physician/coder […]

PSP and TSP are software development process definitions (some might call them methodologies) that are compatible with a wide range of software development concepts such as spiral development, object oriented development, and various other sets of techniques, each with certain advantages in modeling and describing requirements and designs for software systems. One way of viewing […]

Imagine you run a manufacturing business and a surprise government labor inspector hands more than 21 citations for serious worker safety (OHSA) violations. Add to this an order that gives you only six months to show 100 percent compliance or face shutdown. This true story explains the elements that took this company from near collapse to […]

The following advice should help clarify your thinking about software testing and help you improve the effectiveness and efficiency of your testing. It is helpful to think about software testing in terms of five essential elements: A test strategy that tells you what types of testing and the amount of testing you think will work […]

Most likely you’ve heard that many people think Six Sigma is just a “fad” – a fashion that sweeps the world with great excitement for a brief period of time, usually less than a year, and then disappears. What are some fads that have come and (partially) gone in the business world? How about: quality […]

Before exploring the various ways Six Sigma is currently being used, we should set the stage and understand the challenging environment where this methodology is being put to the test, a relatively small, but growing segment of the healthcare industry. Healthcare today is a vast web of complexity and contradiction. It offers astounding advances in […]

Part 1: Bottom-up Project Duration and Variation Prediction. A number of recent posts in the iSixSigma Software Forum have inquired about the application of Six Sigma methods to Software Project Management. In particular, how might we look at software project duration as a key project-planning and execution output (a “Y” in common Six Sigma terms), […]

The next generation of Lean has arrived and it is an expansion of the traditional notion of improving velocity, flexibility, responsiveness, quality, and cost across a total value stream. The speed and effectiveness of each partner in the total value chain determines the success of the overall stream as it competes against other value chains. […]

This article provides an example of how an operational department (like a cardiac catheterization lab) can be transformed from a low sigma level to a higher sigma level, and what that would mean to the overall organization. Patient satisfaction, physician satisfaction, reduced overtime, reduced patient wait times, increased revenues and an enhanced quality of life […]

This article illustrates the Six Sigma DMAIC (Define, Measure, Analyze, Improve, Control) process using an organization that develops software packages as an example. The Six Sigma DMAIC approach to process improvement provides a powerful mechanism for improving the software process. Typical benefits will exceed costs within 6 to 12 months from initiation of a Six […]

Engineers, Six Sigma practitioners and other researchers often work with “hard” data – discrete data that can be counted and legitimately expressed as ratios. But what of “soft” data, things like opinions, attitudes and satisfaction? Can statistical process controls (SPC) be applied here? Can process variation in customer satisfaction, for example, be measured and then reported to […]

The third installment in a series of articles about the on-going research of advanced strategies and trends in deploying and team-training Six Sigma. Six Sigma Trends: Next Generation of Projects Six Sigma Trends: Upgrade for Supply Chains and Solution Providers Below is a typical scenario describing the launch of Six Sigma in European companies and […]

What is clear is that Six Sigma can drive bigger improvements in patient care and cost reduction, and potentially, do it faster. In the handful of hospitals that have successfully implemented Six Sigma, the results are impressive. Hard financial savings in the hundreds of thousands of dollars range per Six Sigma project have been reported. […]

Everyone knows hindsight is 20/20. A defect prevention strategy in software capitalizes on this idea, analyzing defects encountered in the past and specifying checkpoints and actions to prevent the occurrence of similar defects – and thus, increases in product costs – in the future.

Most mid to large companies or organizations can at one point or another, benefit from surveying their employees for the primary purpose of gauging morale. A survey may be needed for a number of reasons, including changes in employee behavior such as high absenteeism or a reduction in output; before or after major adjustments in […]

Whenever I attend a Six Sigma symposium or healthcare conference, the same question comes up: “What’s the difference between Six Sigma and what we’re already doing?” Of course my response is, “Tell me more about what you’re doing so I can better answer that question.” After fielding this question for over a year, I’ve come […]

This article illustrates the Six Sigma DMAIC process using an organization that develops software packages as an example. The Six Sigma DMAIC approach to process improvement provides a powerful mechanism for improving the software process. Typical benefits will exceed costs within 6 to 12 months from initiation of a Six Sigma program for software development, […]

How often have you been truly delighted by a dining experience? Recently, a co-worker and I had the good fortune to have such an experience. We were in Arizona to deliver Six Sigma DMAIC (Define, Measure, Analyze, Improve, Control) training, and had dinner at the Macaroni Grill #135 in Phoenix. Our waiter was attentive and the […]

Bharat Gears Limited, an Indian company, with the help of Toyota, is using a concept called “Step-Up” to meet the quality levels of the rest of the world.

Located in Lafayette, Louisiana, Our Lady of Lourdes Regional Medical Center recently began working with GE Medical Systems to implement Six Sigma as a method for achieving quality and process improvement. Since patient throughput and bed availability are among the organization’s top concerns, the team began by focusing on this issue. Following a process of […]

Quality function deployment (QFD) is a process used to determine product development characteristics that combine technical requirements with customer preferences. Using an integrated matrix known as the “house of quality,” QFD considers the different influences bearing on the design to promote concurrent engineering, resulting in increased product acceptance. The basic QFD methodology can also be […]

Three young men, each being infatuated with the same woman, agree to conduct a design of experiment (DOE) of love. Statistics and romance intertwine in this entertaining and educational real-life story. Which bachelor will end up with the young lady’s hand? Will the DOE prove successful? Peeping into my youthful past, I recall three close […]

Both the Lean and the Six Sigma methodologies have proven over the last twenty years that it is possible to achieve dramatic improvements in cost, quality, and time by focusing on process performance. Whereas Six Sigma is focused on reducing variation and improving process yield by following a problem-solving approach using statistical tools, Lean is […]

As one of three Six Sigma Master Black Belts at Commonwealth Health Corporation (CHC), Nick Nauman mentors 35 Green Belts. At the time of this interview, CHC’s team had a total of approximately 180 completed or ongoing Six Sigma projects throughout the institution, focused on a range of issues involving both operational and clinical improvement. […]

Finding solutions to staffing issues in the orthopedic unit at Valley Baptist Health System required a dual emphasis on productivity and quality.

How will we remember the past eighteen months? Many will remember it as a time of economic slump, with lay-offs, low spending and a war in Iraq. The economic situation is not likely to improve during the remainder of 2003, leading organizations to focus on delivering value to their customers while demonstrating hard return-on-investment. Any […]

Six Sigma is the buzzword of today. Companies big and small talk about it and numerous success stories further advertise its relevance in today’s challenging business environment. Debates on its emergence as a strategic initiative have created critics who consider it old wine in a new bottle and loyal followers willing to swear by it. […]

Using Wald’s sequential test method for process capability decisions can result in 50 percent sampling savings. Sequential testing can also be automated, enhanced and extended to the binomial, Poisson and reliability test areas.

A Master Black Belt (MBB) has been trained as a Six Sigma Black Belt and demonstrated proficiency in statistical tools and expertise in leading and teaching others. Within the healthcare organization, the MBB trains Black Belts and Green Belts, helping to select, scope and mentor projects. MBBs also guide the organization in addressing quality from […]

A recent report from the Centers for Disease Control and Prevention indicates that over the past decade trips to emergency departments (ED) rose 20 percent, while the number of available emergency centers fell by 15 percent. Another study from the American Hospital Association indicated that 62 percent of hospitals feel they are at or over […]

Part 1 in a series exploring Six Sigma Deployment for Software and IT Organizations Because the application of the Six Sigma methodology is relatively new to Software and IT, many of the readers of this web site may be unclear as to the methods of deploying Six Sigma into an organization successfully. From participation in […]

The fourth installment in a series of articles about the on-going research of advanced strategies and trends in deploying and team-training Six Sigma. Six Sigma Trends: Next Generation of Projects Six Sigma Trends: Upgrade for Supply Chains and Solution Providers Six Sigma Trends: Management of Six Sigma Deployments I am pleased to present another article […]

Six Sigma brings sharp focus to customer and business requirements and the defects connected with the failure to satisfy them. While the relevance of that view is clear enough to software professionals, their introduction to Six Sigma is often gets stopped short in questions about how the notions of yield, sigma level, or defects per […]

The idea of bio-marking, a technique used to follow individual molecules around in the laboratory, can also be applied to survey design. By creating one item, which captures the overall meaning or bottom line of a survey, you can examine its variance statistically as it interacts with other items and set the stage for leverage and resource allocation via multiple regression.

Making the decision to bring Six Sigma into your organization is just the first step on a long journey. Although this approach has proven successful for a variety of industries (including manufacturing, transactional and professional services), the best-laid plans may go awry if the focus is solely on the technical side, without considering the cultural […]

Ms. Collette D’Bills, patient accounting, has gathered data related to accounts receivable, entering it to an Excel spreadsheet. In fact, she has several years’ worth of data in her Excel files, but has not been able to understand what it means, except to see that accounts receivable sometimes go up and sometimes go down. At […]

Part 1 in this series on software defect metrics discussed Goals 1 and 2, which focused on identifying and removing defects in the development process as close to the point of occurrence as possible (Table 1). This installment looks at predicting defect insertion and removal dynamics early in a project and measuring predicted versus actual […]

Evidence pointing to the applicability of Six Sigma and related best practices within healthcare has been steadily mounting over the past few years. Primarily based on the implementation of the DMAIC process (Define, Measure, Analyze, Improve and Control), we’re seeing an ever-widening array of documented and publicized results… from improving turnaround time for patients to […]