Reengineering Tools Flashcards

(44 cards)

1
Q

What is the purpose of As-Is analysis in process improvement?

A

To objectively understand how the process currently works using qualitative and quantitative tools.

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2
Q

Why use both qualitative and quantitative tools in As-Is analysis?

A

To capture contextual insights and measurable patterns for a complete picture.

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3
Q

What resource provides pocket-sized guides to improvement tools?

A

The Memory Jogger by GOAL/QPC.

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4
Q

What is an affinity diagram?

A

A facilitated group method to cluster ideas/themes to understand the As-Is process.

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5
Q

When is an affinity diagram especially useful?

A

When multiple stakeholders hold differing views or potential change resistance exists.

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6
Q

Key facilitation principle for affinity sessions?

A

Keep it constructive and professional—avoid blame; focus on understanding.

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7
Q

Affinity diagram outcome in the sales vs. engineering example?

A

Revealed differing needs but a shared theme: “we need to trust each other.”

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8
Q

What is a cause-and-effect (fishbone) diagram?

A

A structured interview tool mapping a problem to major cause categories and sub-causes.

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9
Q

Common cause categories aligned with diagnostics?

A

People, Process, Technology, Measurement, Culture, Externalities.

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10
Q

How does a fishbone support an interview?

A

Guides focused questioning across predefined themes to surface root causes.

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11
Q

What problem statement example used in the lecture’s fishbone?

A

High turnover of IT staff.

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12
Q

Why include ‘Measurement’ in fishbone categories?

A

Changes in what/how performance is measured can drive behavior and outcomes.

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13
Q

What is a control chart?

A

A time-series SPC tool with center line and control limits to detect special-cause variation.

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14
Q

What are control limits typically based on?

A

Standard deviations (e.g., ±2σ) from the mean/center line.

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15
Q

What indicates a potential special cause in a control chart?

A

Data points outside upper or lower control limits.

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16
Q

Two manager questions after spotting an out-of-control point?

A

Was it an isolated event or a recurring/likely disruptive issue needing controls?

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17
Q

What prerequisite does a control chart require?

A

A steady stream of historical data measured over consistent time periods.

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18
Q

What is a Gantt chart?

A

A project management tool showing tasks, owners, milestones, and timing.

19
Q

Why use a Gantt chart in process improvement?

A

To coordinate responsibilities, avoid duplication, and manage deadlines for changes.

20
Q

What is a 2×2 matrix used for here?

A

Translating qualitative feedback into quantitative priorities (performance vs. importance).

21
Q

In the 2×2, what does the performance axis represent?

A

How well the process currently performs on an item (e.g., 1–5 rating).

22
Q

In the 2×2, what does the importance axis represent?

A

How critical the item is to the business outcome (e.g., cycle time reduction).

23
Q

Which quadrant signals ‘start/take action’ priorities?

A

High importance, low performance (typically upper-left in the lecture’s example).

24
Q

Which quadrant signals ‘maintain’?

A

High importance, high performance (upper-right).

25
What to do with items in low-importance, high-performance quadrant?
Continue doing them well but be selective; prioritize scarce time elsewhere.
26
What to consider for low-importance, low-performance items?
Stop or re-evaluate whether they should exist in the process.
27
Example 2×2 item from lecture?
Automating recurring journal entries: poor current performance but essential importance.
28
What is a Pareto chart?
A frequency-based bar chart highlighting the most common categories of a problem.
29
When is a Pareto chart most useful?
When many occurrences can be grouped by reason to find the vital few drivers.
30
Pareto example used in lecture?
Customer complaints categorized into shipping, installation, delivery, clerical, miscellaneous.
31
How can Pareto guide As-Is focus?
Start root-cause work on the highest-frequency category first.
32
Why add cost-to-rectify to Pareto analysis?
High-frequency issues may be cheap or expensive to fix; cost context improves prioritization.
33
As-Is vs. Should-Be boundary?
As-Is diagnoses what/why/when today; Should-Be designs future improvements later.
34
How do diagnostics integrate with tools?
They provide the cause categories and interview prompts across People/Process/Tech/etc.
35
Why structure As-Is interviews with a fishbone?
Ensures comprehensive coverage and comparable data across interviewees.
36
When to use a control chart vs. Pareto?
Control chart for variation over time; Pareto for categorical frequency at a point/period.
37
What risk does over-reliance on one metric create?
Missing upstream/downstream issues or trade-offs in quality, time, or cost.
38
How does a Gantt chart support change adoption?
Clarifies ownership and timing, reducing confusion and delays.
39
How does the 2×2 help in Should-Be design?
Identifies high-impact opportunities (Act now), maintain areas, and candidates to stop.
40
Best practice after Pareto identification?
Drill down into sub-causes for the top category to target precise fixes.
41
Facilitation tip for affinity sessions with tense groups?
Separate group inputs, then synthesize shared themes to build empathy and trust.
42
Quantitative precondition for SPC control charting?
Stable measurement system and consistent sampling method.
43
Why document As-Is tool findings?
To create traceability from observations to later recommendations and action plans.
44
How do these tools collectively support improvement?
They convert scattered observations into structured evidence for prioritization and design.