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LSSGB - Measure Phase (GoLeanSixSigma.com Online Course): Qs & As
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LSSGB - Measure Phase (GoLeanSixS Online Course): Qs & As
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LSSGB - Measure Phase (GoLeanSixSigma.com OnlineCourse): Qs & As
Measure Phase Steps Right Ans - -Steps of Phase-
1. Select Measures
2. Plan for Data Collection
3. Collect Baseline Data
-Asked Question-
1. Create Operational Definitions
2. Test Measurement System
3. Collect Baseline Data
4. If discreet data, calculate the sigma level of the process
5. Update the project charter
What is a measure? Right Ans - A measure is a quantified value or
characteristic.
Examples:
- Cycle time
- Days
- Size
- Dollars
- Attribute Counts
- Defect Counts
Define the variables of Y=f(x) Right Ans - IF:
Y = Lead time to serve lunch orders(the output of the project)
THEN:
X = Cause of delays
Process Time (PT) Right Ans - The actual amount of time it takes to
perform an activity or work on a unit or "thing" without interruption. Also
known as "Touch Time".
Lead Time (LT) Right Ans - The elapsed time associated with an activity or
a process step.
Process Time + Wait Time = Lead Time
, Wait Time Right Ans - The amount of time a unit or "thing" is waiting to be
worked on.
Work in Process (WIP) Right Ans - Number of items waiting to be worked
on. Both terms "Work-In-Process" and "Inventory" can be used.
Percent Complete & Accurate (%C/A) Right Ans - The percent of time an
input is received with all of the information finished and correct.
Changeover Time (C/O) Right Ans - The amount of time it takes to change
from one activity to another. AKA "Setup Time"
Takt Time Right Ans - A formula which determines the pace of "drum beat"
at which a finished product or service exits the process to keep up with
customer demand.
Takt - Rhythm (German)
TAKT TIME = Net Available Work Time / Customer Demand
Discreet Data Right Ans - Refers to think you can generally see or count.
Example: Number of returned applications or products
Continuous Data Right Ans - Data that can take any value and requires a
measurement device to observe, such as a ruler or clock.
Data Collection Planning Questions
(Don't need to memorize) Right Ans - 1. What are we trying to measure?
2. Why do we need it?
3. What questions are we trying to answer?
4. Where in the process does the measure exist?
5. How would you define the measure?
6. What is the source of the data?
7. If it's manual data, how will it be collected?
8. When will the data be collected?
9. How will you make sure the data is collected?
Operational Definition Right Ans - Detailed description that defines a
measure to such a degree that everyone collects data the same way
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