An R Chart Is to Be Developed for Use in Quality

question 94

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 upper control limit be?

• A)1.514
• B)1.924
• C)4.200
• D)0.600
• E)1.154

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Definitions:

Swimming

The act or sport of propelling oneself through water using the limbs.

Stepping Reflexes

Automatic walking movements made by infants when held upright with their feet touching a solid surface.

Motor Development

The progression of muscular coordination and the ability to move and control movements.

Swaddled

Wrapped tightly in cloth or a garment, often referring to a method of wrapping infants to restrict movement and provide a sense of security.