You Want to Develop a Three-Sigma R-Chart

question 36

Multiple Choice

You want to develop a three-sigma R-chart. You know the average range is 5 based on several samples of size 10. Which of the following is the resulting UCL?

• A) 20.9
• B) 8.9
• C) 7.02
• D) 5
• E) 3.1

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Definitions:

New Position

A conceptual placement or orientation of a part or component for purposes of design analysis or assembly consideration.

Numerical Control

The automated control of machining tools and other equipment in a manufacturing process via a computer.

Rectangular Coordinates

A coordinate system where each point is defined by an ordered pair of perpendicular lines, one measuring the horizontal (x) and the other the vertical (y) displacement.

Dimensioning

The process of specifying part sizes, locations, and features on technical drawings for precision manufacturing or assembly.