The McGraw- Hil 36-Hour Course Operations 140 fit pe 2. How are common causes di

Question

The McGraw- Hil 36-Hour Course Operations 140 fit pe 2. How are common causes different from assignable causes? Re Assignable causes enable the manager to assign blame. a. b. Common causes are purely random. 23 Common causes indicate that the process is out of control c. d. Assignable causes are unavoidable. 3. Which of the following is not one of the decisions to be made when imnl ing SPC? a. Which rule of thumb you should use to identify improbable results b. What quality characteristic you should measure c. What your sampling plan is d. How much risk you are willing to accept for being wrong Which of the following guidelines should be considered when deciding where to take measurements in a process? a. Where the cost of poor quality is greatest b. After a bottleneck C. Before a step that would obscure important quality characteristics d. a and c e. 4. All of the above r ult ho llowing factors is used to estimate the standard deviation, whe

Explanation / Answer

Q2) Common Causes are different from assignable causes as -

b) Common causes are purely random

While common causes are random and difficult to avoid, assignable causes are identifiable and specific.

Q3) The decisions that cannot be made when implementing Statistical Process Control (SPC) is -

b) What quality characteristic you should measure

As SPC is

Q4) The guidelines that should be considered when deciding where to take measurements in a process -

Answer is d) a and c

Measurements should be taken where the cost of poor quality is greatest and

Before a step that would obscure important quality characteristics.

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