Exam 2: Continuous Improvement

Which data analysis technique is used for determining if a measurement process has gone out of statistical control and is sensitive to changes in the number of defective items?

The 5 whys are a questioning process designed to drill down into the details of a problem or a solution by refining a problem statement or a potential solution and get to the root cause or root solution. It is used for brain storming. Which of the following is NOT a situation in which a project team would use brainstorming?

Which of the following descriptors is correct for confidence intervals of a sample size?

QFD is used to translate customer requirements to engineering specifications, providing linkage to customers, designers, competitors, and manufacturing. Which of the following is NOT included in one of the steps of QFD?

In statistics, a sample statistic is one that takes a subset of individuals from within a statistical population to estimate characteristics of the whole population. In statistical analysis the mean value tells the ____________ and variation tells the _________of an action.

The objectives of a value-added and non-value-added analysis include all of the following EXCEPT?

The DMAIC methodology and Six Sigma are used for several improvement applications. Which of these is NOT an application or requirement for Six Sigma?

A combination of poka-yoke devices and _________________ would virtually eliminate the need for statistical quality control.

Which phase of PDCA requires users to determine what modifications should be made to a process?

The stop and fix method is one of Toyotas guiding principles. Stop and fix ensures you get quality right the first time. What is the main reason problems are ignored?

A lean process initiative has a production time for plastic extrusion with a baseline of 17 minutes. They do a pilot test time of 6.1 minutes and 5.4 minutes in the control phase. Calculate the percentage of improvement from the baseline.

In project management, which leadership style would be most aligned or used for teams that are self-directing?

Performing cellular production often requires the right sizing of equipment to be used in the new processes. The rule of thumb is that machines need not be more than________________ in size than the part they are intended to produce.

Statistical process control charts monitor processes and may be applied to production or business processes. Statistical process control helps us understand variation and process capability and performance by using control charts of Cp, Cpk, Pp, Ppk, x-bar, and R, and attribute charts of - p, np, c, and u. Which control chart is used to plot units that do not conform when samples of equal size are taken from the process?

What would a project team do during the 4th step of a 5 s?

Kaizen blitz events can be used to resolve small but consistent long-term problems or to completely re-design a procedure. What is the advantage of a Kaizen blitz over other lean improvement initiatives?

Which of the following choices cannot be a method of mistake and error proofing (poka-yoke)?

When selecting and using appropriate sampling methods you must ensure the integrity of data bias. Data bias is a factor in decision making. Which of the following would explain under coverage bias?

Edwards Deming developed a System of Profound Knowledge. His knowledge system consists of four interrelated parts: (1) Theory of Optimization; (2) Theory of Variation; (3) Theory of Knowledge; and (4) Theory of Psychology. Which part explained that experience alone does not establish a theory?

If your organization has limited warehouse space, only needs small amounts of a product, or needs a wide variety of products for many suppliers, it is most advantageous to use which of the following?