An R Chart Is to Be Developed for Use in Quality

question 60

Multiple Choice

An R Chart is to be developed for use in quality control.The average of the ranges is calculated to be 0.60.This was based on several samples of size 7 each.What would the lower control limit be?

• A)0.046
• B)0.000
• C)1.154
• D)4.200
• E)0.004

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Definitions:

Genus

A class or category of things that share common characteristics, often used in the classification of organisms or in defining concepts.

Language

A system of communication used by a particular country or community, composed of spoken or written symbols.

Species

A community of similar life forms that are capable of reproducing or swapping genetic information.

Genus

A term in logic and philosophy that refers to a general class that encompasses multiple specific instances, or species, sharing common characteristics.