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Q:1-A Lean Six Sigma team is working on a project in the order entry area to improve order accuracy and reduce the cycle time. The team wants to analyze the variability in cycle time. What tool should be used?
Mark one answer:
Trend Chart
Fishbone Diagram
Benchmarking
Metrics
Histogram

Q:2-Which of the following is not an important element of a gage calibration program?
Mark one answer:
Systematic follow-up on scheduled calibrations.
Track individual instruments with unique serial numbers.
Ensure use of most advanced measurement technology.
Provide trace-ability of standards to NIST (or similar international body).

Q:3-A telephone survey of 100 randomly selected people was conducted to find out whether or not they thought certain mortgage company practices were unfair. By design the sample did not include anyone who did not have a telephone. Which of the following factors is the source for this error?
Mark one answer:
Perception
Interaction Bias
Measurement
Operational
Sampling

Q:4-Which type of sample involves some form of random selection so that every member of the population has a non-zero chance of being included in the sample?
Mark one answer:
Judgment sample
Volunteer sample
Zero-bias sample
Probability sample
Convenience sample

Q:5-Over the course of a week, a document binding facility experienced the following: 73 out of 1000 units produced had defects, 2.5 out of 80 scheduled production hours were lost due to minor line stoppages, and 1.5 out of 80 scheduled production hours were lost due to equipment breakdowns. What was the Overall Equipment Effectiveness (OEE) of the facility?
Mark one answer:
88%
92%
86%
94%

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Q:6-What is the purpose of the Overall Input Importance Ranking on a Cause and Effect matrix?
Mark one answer:
Rate the interaction between one Cause and another
Rate the Effects the team feels are most important
Identify how important the CTQC's are to the customer
Rank the Causes in terms of their potential overall impact on the CTQC's
Identify the Effects with the most leverage on Causes

Q:7-A measurement system analysis was conducted that revealed total measurement error equal to 45% of the process tolerance. What is the general rule of thumb for minimum acceptability of a measurement system?
Mark one answer:
50% or less.
30% or less.
15% or less.
5% or less.

Q:8-In a Gage R&R study, the Repeatability was found to be 16% of total variation. What is the correct way to interpret this result?
Mark one answer:
The variation among Appraisers accounts for 16% of the total variation.
The variation among Parts or Units accounts for 16% of the total variation.
The measurement result cannot be accurately repeated 16% of the time.
The variation due to the appraiser / measurement device accounts for 16% of the total variation.
Repeated measurements have 16% less measurement error than those that are not repeated.

Q:9-What is the purpose of establishing the baseline performance level?
Mark one answer:
Set the performance standard.
Identify the highest priority defect.
Provide a starting reference point to gage improvement.
Motivate employees to achieve zero defects.

Q:10-Consider a company that provides two services using the same basic process. Service A is relatively complex, and can be defective in 15 different ways. Service B is relatively simple, with only 5 possible defects. The company produces 500 units of A and 1000 units of B. A total of 10 defects are experienced in product A and 17 defects are experienced in product B. What is the DPMO (Defects Per Million Opportunities) for the overall process?
Mark one answer:
18,000
2,160
18
216
457

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