Certified Lean Six Sigma Black Belt (CLSSBB) (CLSSBB) Practice Test

Questions # 61:

For a line in an FMEA form a team has established the following:

Cost: $82

Severity: 7

Occurrence: 9

Detection: 4

Target date: 7 days

What should the risk priority number (RPN) be for this line:

Options:

144,648

252 C. 1764

none of the above

Questions # 62:

Which of the following is a component of a visual factory?

Options:

Product specifications

Zero defect policies

Just-in-time policies

Equipment service manuals

Questions # 63:

An x-bar and R chart is used to monitor a process. One week ago a new type of raw material was introduced and since that time 60 points have been plotted on the xbar chart and all are in the middle third of the chart. The corresponding 60 points on the R chart are all below the average range. This indicates that:

Options:

the operator has been plotting the points incorrectly

it is time to recalibrate the gage used

it is time to recalculate the control limits

the material manager should be asked to go back to the previous raw material so the charts will more accurately reflect the process

Questions # 64:

A tree diagram can be used to do which of the following?

Options:

Allow a team to identify root causes even when no credible data exist

Show a causality relationship

Present data from a check sheet

Reveal the true level of a problem’s complexity

Questions # 65:

Which of the following tools is used to identify potential events and contingencies for an implementation plan?

Options:

PERT chart

Process decision program chart

Fishbone diagram

House of quality

Questions # 66:

Poka-yoke is best defined as

Options:

improving machine efficiency

reducing field failures to virtually zero

capturing the voice of the customer

preventing controllable defects

Questions # 67:

A Black Belt is going to monitor the number of defects on different size samples. Which of the following control charts would be most appropriate?

Options:

Questions # 68:

Which of the following best describes a controlled variable whose influence on a response is being studied?

Options:

Replicate

Version

Level

Factor

Questions # 69:

An advantage of using standard deviation rather than range for measuring dispersion of a large sample is that:

Options:

standard deviation has a simpler formula

calculators have a standard deviation key but not a range key

standard deviation uses information from each measurement

range calculations are not normally distributed

Questions # 70:

Nominal Group Technique is used to:

Options:

help a group reach consensus

generate a group on new ideas

provide a consistent stable group leadership

provide a name for the group

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Viewing questions 61-70 out of questions

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