CAPA Root Cause Analysis Methods 2

Question 1

Which tool is best suited for displaying the frequency of defect categories in descending order to prioritize improvement efforts?

Accepted Answer

Pareto chart

Answer

A Pareto chart displays categories in descending order of frequency, helping teams focus on the vital few causes that account for most defects.

Question 2

During a Fault Tree Analysis (FTA), an AND gate indicates that:

Accepted Answer

All input events must occur simultaneously for the output event to occur

Answer

An AND gate in FTA means all connected input events must occur together for the top event (failure) to occur.

Question 3

When conducting a '5 Whys' analysis, what is the primary risk practitioners must guard against?

Accepted Answer

Stopping at a symptom rather than the true root cause

Answer

The main risk with 5 Whys is stopping prematurely at a symptom or proximate cause rather than drilling down to the actual root cause.

Question 4

In a cause-and-effect diagram, the 'Methods' bone typically captures:

Accepted Answer

Standard operating procedures and work instructions

Answer

The Methods bone of a fishbone diagram captures process steps, standard operating procedures, and work instructions that may contribute to the problem.

Question 5

A scatter diagram showing a strong positive correlation between two variables means:

Accepted Answer

As one variable increases, the other tends to increase

Answer

A positive correlation indicates that as one variable increases, the other tends to increase, though correlation does not imply causation.

(CAPA) Corrective and Preventive Action Certified Practice Test

(CAPA) Corrective and Preventive Action Certified Practice Test

CAPA Root Cause Analysis Methods 2