Quality Control: Pareto Principle and Ishikawa Diagrams

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What is the primary consideration for recommending one method over another?

Total revenue
Total profit
Total investment
Total cost (correct)

Why is it necessary to consider total cost when evaluating methods?

To ensure the recommended method is the most cost-effective (correct)
To calculate the total investment required
To determine the most profitable method
To compare the methods based on their revenue

What does the analyst prioritize when recommending one method over another?

The method with the highest revenue
The method with the highest profit margin
The method with the shortest implementation time
The method with the lowest total cost (correct)

What is the main reason for considering total cost when evaluating methods?

To make an informed decision about which method to use (A) Signup and view all the answers

What is the outcome of considering total cost when evaluating methods?

The analyst can recommend one method over another (A) Signup and view all the answers

What is the primary goal of the analyst when evaluating methods?

To recommend one method over another (C) Signup and view all the answers

What direction do parts move for assembly?

Vertical line (A) Signup and view all the answers

What happens when parts leave a vertical line?

Disassembly (A) Signup and view all the answers

What is the purpose of the vertical line in the pareto diagram?

To separate assembly from disassembly (B) Signup and view all the answers

How do parts move during disassembly?

They move downwards on a vertical line (C) Signup and view all the answers

What is the relationship between the vertical line and the direction of parts?

Parts move away from the vertical line for assembly (D) Signup and view all the answers

How can a machine-based chart be modified to account for planned downtime?

By crossing out the time period in which the planned downtime will occur (B) Signup and view all the answers

What is the purpose of modifying a machine-based chart to account for planned downtime?

To schedule maintenance activities (B) Signup and view all the answers

What is the benefit of incorporating planned downtime into a machine-based chart?

It enables better scheduling of maintenance activities (D) Signup and view all the answers

What is the simplest way to modify a machine-based chart to account for planned downtime?

By crossing out the time period in which the planned downtime will occur (A) Signup and view all the answers

What is the result of modifying a machine-based chart to account for planned downtime?

A more accurate chart (B) Signup and view all the answers

What is the purpose of placing small arrows along the flow lines?

To indicate the direction of flow (D) Signup and view all the answers

What feature is periodically marked along the flow lines?

Small arrows (B) Signup and view all the answers

What do the small arrows along the flow lines represent?

Direction of flow (A) Signup and view all the answers

What is the function of the small arrows in the flow lines?

To indicate the direction of flow (D) Signup and view all the answers

What do the small arrows along the flow lines help to clarify?

The direction of flow (C) Signup and view all the answers

What is the ultimate goal of the process of listing causes?

To create a comprehensive list of all possible causes (C) Signup and view all the answers

What is a characteristic of a good diagram?

It has multiple levels of bones and provides a comprehensive overview (D) Signup and view all the answers

What is the purpose of creating a diagram with multiple levels of bones?

To provide a detailed and comprehensive understanding of the problem (C) Signup and view all the answers

What is the benefit of a good diagram?

It provides a very good overview of a problem and its contributing factors (C) Signup and view all the answers

What is the result of continuing the process of listing causes?

A list of all possible causes (D) Signup and view all the answers

What is the purpose of selecting a specific distance in inches when creating a worker-machine chart?

To represent a unit of time on the chart (B) Signup and view all the answers

What is a key assumption when creating a worker-machine chart?

The chart must be drawn to scale (C) Signup and view all the answers

What is the primary benefit of arranging a worker-machine chart in a neat and organized manner?

It enables easier analysis and interpretation (B) Signup and view all the answers

Why is it important to maintain a consistent scale when creating a worker-machine chart?

To maintain the accuracy of the data (C) Signup and view all the answers

What is the primary purpose of a worker-machine chart?

To evaluate the efficiency of a production process (A) Signup and view all the answers