Lean six sigma green belt

5S (sort, straighten, shine, standardize, and sustain) is used to create order and organization.

True

A ____ focuses on the sequence of activities and work required to produce a product or service.

Value Stream

A ______________ transformation is a transformation of non-normal dependent variables into a normal shape. A Belt gathered the following defect data for a process and wanted to assemble it into a Pareto Chart. The correct order from left to right in the chart would be: Data: Step 1 = 38 Step 2 = 17 Step 3 = 56 Step 4 = 42

Box cox

A 1-sample t-test is used when you want to compare the Median of one distribution to a target value?

False

A belt concludes a Lean Six Sigma project with the creation of a Control Plan. At what point can the Control Plan be closed?

Never, a Control Plan is a living document

A Belt experienced an Alpha of .05 and a Beta of .10 and knew these are the most common risk levels when running a Statistical Test.

True

A Belt gathered the following defect data for a process and wanted to assemble it into a Pareto Chart. The correct order from left to right in the chart would be: Data: Step 1 = 38 Step 2 = 17 Step 3 = 56 Step 4 = 42

Steps 3, 4, 1, then 2

A Black Belt is a project team leader, working full time to solve problems under the direction of a Champion and with technical support from the Master Black Belt. Black Belts work on projects that are relatively complex and usually have a high financial return for the company.

True

A box-and-whisker plot of yearly salaries for car salespersons has a Q1 of $50,000, Q2 of $57,000, and a Q3 of $70,000. Which of the following salaries would be considered outliers for the set? I. $28,000 II. $35,000 III. $70,000 IV. $105,000

I and IV

A capacity constrained resource (CCR) is different from a bottleneck because a CCR

can affect processes even if the operations are not running at full capacity.

A company wishes to reduce muda in their manufacturing process by achieving single-piece-flow. How should their cycle time be modified?

The cycle time of all operations in a complete process should be equal to the takt time.

A Control Chart can tell us a lot about a process. What is the best example of a process shift type of cause?

9 points in a row on the same side of the centerline

A non-parametric test makes assumptions that the data are from normal populations:

False

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

Do

A population is a collection of all the individuals of interest and the population has its own statistics:

True

A process can be defined as a repetitive and systematic series of steps or activities where inputs are modified or assembled to achieve a _____ result.

Customer desired

A process can be defined as a repetitive and systematic series of steps or activities where inputs are modified or assembled to achieve a customer desired result.

True

A study is being performed on the effects of video games on boys and girls. The x-axis on the chart represents time and the y-axis represents hyperactivity. Points are plotted along a line for boys and a separate line is plotted for girls. Which data plot in the following exhibit represents no interaction? (image)​

A

A Type I error is when we:

Reject the Null Hypothesis when it is actually true

A type of error that exist in statistics is?

Bias in sampling