Six Sigma Green Belt

Which graphical method for displaying data is also known as a correlation chart?

During which phase of the risk management methodology are actions put in place to mitigate project risk?

The temperature fluctuates in the environment where your production process creates widgets. The temperature is cool in the morning hours of the day and slowly shifts to hot during the afternoon hours. The process is somewhat sensitive to temperature. How would you expect this to present itself on an average control chart for your process?

When conducting a brainstorming session, one of the participants is continually cutting into and taking over other team members' conversations. What approach is used to fix this particular issue?

Which action is taken in the Control step of the Define, Measure, Analyze, Improve, Control (DMAIC) process?

During which project closure step is a formal project review, or critique, conducted?

Which type of control chart is appropriate for attribute data?

Ultimately, who defines a product's value?

Four police dogs are being evaluated for use on a drug detection team. To test the dogs, 20 packages of drugs are hidden throughout a lot of luggage. The results of the test appear in the Drug Finding Test Results table.

You need to determine whether there is a significant difference between the dogs' ability to find drugs based on this test. You decide to use the chi-squared test. Given a confidence interval of 95%, what is the critical value (X-squared)?

Which hazard severity classification from MIL-STD-1629 describes a failure that may cause death?

Which process methodology should be used when statistical techniques such as regression analysis, design of experiments, and hypothesis testing are employed?

An operator being unable to work due to a broken machine is an example of which type of muda?

Which project methodology is also known as the Deming-Shewhart cycle?

Which option represents the differences between observed values and the corresponding values predicted by your equation?

Refer to the exhibit.

This chart was created as part of performing statistical process control (SPC). Which type of variation is identified?

Your company manufactures notebooks for students. What is a true statement concerning the company's internal and external customers?

A sample of 20 plastic bags is randomly taken from a continuous process where the population is 1000 plastic bags. Past studies have demonstrated that 15% of the bags contain defects. Which option represents the probability of finding two defective bags?

Which Six Sigma concept involves creating value for stakeholders by understanding, controlling, and improving overall business processes?

Review the chart type in the following exhibit. Which chart type is being presented?

The idea that complex problems often have simple solutions describes the foundation of which technique used in the Theory of Constraints (TOC) environment?

What is the probability of rolling either 1, 3, or 6 on a standard single die?

What is known as "all activities involved in bringing a product from the raw material state to a finished product"?

Review the Capability Index Failure Rates table for a list of the parts per million of nonconformance for various Cp values.

A process has a capability index rating (Cp) of 1.30. What percentage of product from this process is expected to be nonconforming?

Which option only appears in a project's milestone report?

Which quality pioneer created the fishbone diagram?

Which tool classifies customer requirements as dissatisfiers, satisfiers, and delighters?

A Six Sigma improvement project has reduced the risk associated with a critical portion of a production process. The project team must now focus on the next highest priority risk in the process. How can the next highest priority risk be found?

Which of the following is used by a process owner to help track the performance of KIVs and KOVs?

Which tool can be used to resolve upstream delays that cascade through a system?

A plan to improve quality is carried out during which step of the Plan-Do-Check-Act (PDCA) cycle?

How are degrees of freedom determined in a 2 mean equal variance t test?

Using the student t test, how do you determine if the test is a two-tailed test?

Review the Defect Data table for 100 units. This table contains six lots of items from a production run of 100 items and the number of defects found in each lot.

Given that there are eight opportunities for defects in the process, what is the defects per million opportunities (DPMO) of this process?

What is the mechanism by which the capability of a process is identified?

What is a work break structure (WBS)?

Which model describes the factors that make up value in the eyes of the customer?

In business process management (BPM), how does a project management approach help to improve quality?

What does the angle of the slope indicate in a plot graph for an input factor?

For which type of information would informal communication, such as rumors, be an appropriate delivery mechanism?

Review the Process Yield Data table, which shows the yields at each step of a six-step manufacturing process.

What is the total defects per unit (TDPU)?

Refer to the exhibit. Which step is identified with an X?

An experiment is designed to test the effect of weight on the elasticity of a certain material. In the experiment, weights of various sizes were used. They include 2 grams, 6 grams, 14 grams, and 20 grams. What do these various sizes represent?

You are constructing an X-bar control chart for a process that produces lengths of pipe. During sampling, you acquire the following data, as presented in the Control Chart Sample Data table.

What are the UCL and LCL for the X-bar control chart?

Which is the best description of mutually exclusive events?

What are the five steps in Six Sigma's DMAIC process?

Which option represents the main characteristic indicating a significant interaction on an interaction plot?

Which inference test would you use to test if the variances of two samples are equal?

Which statement describes TPM?

Each member of a team silently selects three problems from a pre-generated list of nine issues. The most often selected issues become the focus of an improvement project. Which team tool was used in this scenario?

Which quality pioneer created statistical process control charts?

Your company is building a balanced scorecard. The scope of the card has been defined. A facilitator has gathered information from senior management and an executive workshop has been conducted to draft the measures for the balanced scorecard. What is the next step in the development process?

Which type of team is best suited for handling issues related to an organization's policies, practices, and operations?

When an organization begins implementing Six Sigma practices, what is the typical sequence for the following three events?

A. Design for Six Sigma (DFSS)
B. Training and launch
C. Implementation

You are a Six Sigma green belt. You are performing a study for your company's customer service department on the relationship between the number of days employees are trained and the customer wait time. Which correlation coefficient is depicted in the scatter diagram presented in the following exhibit?

Which step of a 5S program includes ensuring that all tools are present and put away in the proper location?

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