WorksheetsLean Six Sigma
Total questions: 15
Worksheet time: 3mins
What is the primary goal of Lean Six Sigma?
To increase production speed at any cost.
To reduce defects and waste while improving customer satisfaction.
To solely focus on statistical analysis.
To implement complex software systems.
Which of the following is a key principle of Lean?
Overproduction.
Inventory stockpiling
Value stream mapping
Accepting defects
The acronym DMAIC stands for:
Design, Measure, Analyze, Implement, Control
Define, Measure, Analyze, Improve, Control
Develop, Manage, Apply, Integrate, Calculate
Direct, Monitor, Adjust, Innovate, Complete
What is "waste" in Lean terms?
Any activity that consumes resources without creating value for the customer
Discarded materials only
Excessive employee breaks
Unused office supplies and personnel
What is the purpose of a control chart in Six Sigma?
To track project progress
To visualize process variation over time
To calculate financial metrics
To create employee schedules
Which of the following is a common metric used in Six Sigma to measure process capability?
ROI (Return on Investment)
CPU (Central Processing Unit)
DPMO (Defects Per Million Opportunities)
KPI (Key Performance Indicator)
In the "Define" phase of DMAIC, the primary focus is on:
Implementing solutions
Identifying the problem and project goals
Analyzing data for root causes
Monitoring long-term results
The "Analyze" phase of DMAIC is primarily concerned with?
Generating potential solutions
Validating measurement systems
Determining the root causes of the problem
Establishing process Improvement
Which tool is very helpful in the "Define" phase, for creating a project foundation?
A histogram
A project charter
A Business Case
A Control Chart
Pilot testing of solutions occurs within which phase?
Define
Measure
Analyze
Improve
Control
Creating a control plan is a key activity in which phase?
Define
Measure
Improve
Control
Scenario: A call center experiences a high volume of customer complaints about long wait times. During the "Define" phase, what is the first critical step the team should take?
Implement a new phone system
Analyze historical call data
Develop a clear problem statement and project goals
Train call center staff on advanced troubleshooting
Scenario: After defining the problem of excessive delivery delays, the team needs to measure the current process performance. Which action best fits the "Measure" phase?
Brainstorming potential causes of delays
Conducting a time study to record current delivery times
Implementing a new routing software
Developing a new customer feedback survey
Scenario: The data from the delivery time study shows that late deliveries are frequently caused by incorrect addresses. In the "Analyze" phase, what tool would be most effective for identifying the root causes?
A chart of delivery times
A chart showing the frequency of different error types
A project charter
5 Why's
Scenario: Based on the analysis, the team decides to implement a new address verification system. During the "Improve" phase, what is the next crucial step?
Create a detailed project budget
Conduct a pilot test of the new system with a small group of deliveries
Immediately roll out the system to all delivery routes
Train all delivery drivers on Lean Six Sigma principles
