What is the use of ANOVA in Six Sigmas?

Answer(s): C

ANOVA is the process of determining the different means of various continuous data, which helps to differ one group from another.

Which of the following is true about Shewhart Chart?

Answer(s): B

Shewhart chart is a control chart which shows the process of a business is in reliable condition or not.

Which of the following is true about Simple Random Sampling?

Simple random sampling is a method of choosing samples randomly from an infinite population.
This is the process of sampling, which includes collecting various samples randomly from one or more groups.
In this process a company gives a random sample of its production for being approved as a sample.
None of the above.

Answer(s): A

Simple Random Sampling is the Sampling Process where a simple random sample is taken to be inspected from a large group.

What should be the main characteristic of a process to achieve a six sigma?

A product should possess all the best quality measures to achieve a six sigma.
A process should not produce more than 3.4 defects in a million, to achieve the six sigma.
A process should not contain more than 5.5 defects, to achieve six sigma.
None of the above.

Answer(s): B

Six sigma certification is produced to a process when it is proved not to be producing more than 3.4 defects.

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