weprepyou.com
90 minutes
90
1 / 90
What does "poka-yoke" refer to?
2 / 90
When should you use a paired t-test?
3 / 90
Which metric shows the spread of data?
4 / 90
What does the term "Voice of Process" (VOP) refer to?
5 / 90
Which concept refers to organizing the workplace for efficiency using 5S?
6 / 90
What does a stable process mean?
7 / 90
What does a Control Chart NOT do?
8 / 90
What is the best method to monitor a process post-implementation?
9 / 90
What is the primary goal of the Analyze phase in DMAIC?
10 / 90
Which sampling method selects every nth item?
11 / 90
What should you do if your implemented solution improves only short-term results?
12 / 90
What does SMED aim to reduce?
13 / 90
A measurement system analysis (MSA) evaluates:
14 / 90
Which tool displays combinations of causes and effects?
15 / 90
What is a pilot test in process improvement?
16 / 90
What does VOC stand for in Six Sigma?
17 / 90
What does an ANOVA test determine?
18 / 90
What is the Y in the equation Y = f(X)?
19 / 90
In Six Sigma, a Black Belt is responsible for:
20 / 90
A spaghetti diagram is used to:
21 / 90
What is the primary goal of the Control phase in DMAIC?
22 / 90
Which tool is used to capture the relationship between two variables?
23 / 90
Who is responsible for sustaining process improvements?
24 / 90
What is “Gage R&R”?
25 / 90
What does the R chart in an X̄ and R chart show?
26 / 90
In hypothesis testing, α represents:
27 / 90
What is the primary goal of the Measure phase?
28 / 90
What is the purpose of visual controls?
29 / 90
The purpose of Kaizen is:
30 / 90
What does the term “rolled throughput yield” (RTY) refer to?
31 / 90
What is multicollinearity in regression analysis?
32 / 90
A new process was implemented, but cycle time hasn’t improved. What’s the next step?
33 / 90
Which is NOT a benefit of implementing a Lean improvement?
34 / 90
Which tool helps assess risk and prioritize corrective actions?
35 / 90
What Lean tool focuses on reducing steps that do not add value?
36 / 90
What is the "5 Whys" method used for?
37 / 90
Which of the following is a key benefit of a well-implemented Six Sigma project?
38 / 90
What is the ideal takt time for a process?
39 / 90
A process map that includes decision points is called a:
40 / 90
In hypothesis testing, the null hypothesis typically assumes:
41 / 90
What type of data are “temperature readings”?
42 / 90
Which term describes the customer’s basic requirements in Six Sigma?
43 / 90
Data collected at 2-minute intervals is what type?
44 / 90
45 / 90
What does an R² value of 0.92 indicate?
46 / 90
When variation is due to common causes, it means:
47 / 90
For small sample sizes and unknown population variance, use:
48 / 90
What is the main advantage of a Design of Experiments (DOE)?
49 / 90
If the customer is not involved in the DMAIC process, what is most likely to occur?
50 / 90
What does correlation measure?
51 / 90
Which tool is most commonly used for identifying potential causes of a problem?
52 / 90
What does SIPOC stand for?
53 / 90
The Kano Model is used to:
54 / 90
A p-value of 0.03 with α = 0.05 indicates:
55 / 90
What is the formula for Defects per Million Opportunities (DPMO)
56 / 90
What is the purpose of a control plan?
57 / 90
Which Lean concept helps visualize workflow and limit WIP (Work In Progress)
58 / 90
Which of the following is NOT a Lean principle?
59 / 90
Which of the following helps detect special cause variation?
60 / 90
Which Control chart should be used for tracking individual continuous data points?
61 / 90
A defect is defined as:
62 / 90
A p-value greater than α means you should:
63 / 90
When should you create a project charter?
64 / 90
After implementing a solution, the process mean shifted. What should you do?
65 / 90
Which analysis helps evaluate the influence of independent variables on a dependent variable?
66 / 90
The “Measure of central tendency” refers to:
67 / 90
Which test compares means between two independent groups?
68 / 90
In Six Sigma, what is the term for the cost incurred due to errors before delivery to the customer?
69 / 90
Which Lean tool is most appropriate for identifying and reducing movement waste?
70 / 90
What does DMAIC stand for?
71 / 90
A successful control plan includes all EXCEPT:
72 / 90
An X̄ chart is used to:
73 / 90
Which chart is best for monitoring count-type data (e.g., number of defects)?
74 / 90
What is a response plan used for in the Control phase?
75 / 90
In Lean, what are the 8 types of waste?
76 / 90
Which chart monitors subgroup variation?
77 / 90
If a process is centered but has high variation, what is the most appropriate action?
78 / 90
What is the effect of reducing process variation?
79 / 90
Which of the following is used to standardize new best practices across operations?
80 / 90
Capability (Cp) describes:
81 / 90
What is a Type I error?
82 / 90
In a cause-and-effect diagram, what category would “training” typically fall under?
83 / 90
What does a Cp value of 1.0 indicate?
84 / 90
Which tool is best for brainstorming improvement ideas?
85 / 90
A box plot is helpful for showing:
86 / 90
In a histogram, what does the x-axis represent?
87 / 90
What does a high process sigma level indicate?
88 / 90
What is the main objective of the Improve phase?
89 / 90
What is a CTQ tree used for?
90 / 90
A Pareto chart is based on which principle?
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