NCQC 2014 : Knowledge Test – Identify True or False Statement

1. Scatter Diagram is used for representation of relationship between two variables.
2. During brainstorming it is necessary to maintain a very sober and formal atmosphere, with strict enforcement of the brainstorming rules.
3. Cause and Effect Diagram is a visual representation of the factors that might contribute to an observed effect or phenomenon that is being examined.
4. In Cause and Effect Diagram the interrelationships are generally not qualitative and hypothetical.       

5. All the people in the team can contribute to the creation of a Cause and Effect Diagram.
6. There should be only 4 main casual factors going into the central part of a Cause and Effect Diagram.
7. Problem is a visible performance deficiency in an important manufacturing, service, or business process.
8. Line graphs are useful for showing comparison among categories.
9. Scatter Diagrams give us a visual method for separating the vital few from useful many.
10. Pareto Analysis helps us establish consensus on our top priorities, thereby setting the stage for action.
11. Pareto Analysis can be used to check performance after a solution has been implemented.
12. In flow diagram the database symbol represents electronically stored information pertinent to the process.
13. The effect being analysed should be broadly stated in order not to limit artificially the number of causes to be listed on the Cause and Effect Diagram.
14. A Cause and Effect Diagram will not indicate which causes are creating the problem.
15. Hiding true cause and effect relationship is the key to effective problem solving.
16. Pie charts are useful principally for showing proportions.
17. A plant manager wants to know the trend in defective parts during the last twenty working days. A line graph is the most suitable type of graph.
18. Histogram is an off-line quality control method, which is used for study of process variation and assesses process capability.
19. It is easier not see the relationship in a Scatter Diagram than in a simple table of numbers.

20. Fault Tree Analysis is an analytical tool that graphically renders the combination of faults that lead to the failure of a system.