Sarah Soliz,Director of Quality Programs,is Designing and R Charts for the Rod

question 59

Multiple Choice

Sarah Soliz,Director of Quality Programs,is designing and R charts for the rod shearing process at Stockton Steel.She has 26 samples of rod length,and each sample included measurements of 5 rods.The mean of the 26 sample means is 112 centimetres,and mean of the 26 ranges is 0.15 centimetres.The upper control limit for her R chart is ___.

• A)0.150
• B)10.57
• C)0.317
• D)2.114
• E)0.713

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Definitions:

1-ethoxy-1-methylcyclopentane

A chemical compound that consists of a cyclopentane ring with an ethoxy (-OCH2CH3) and a methyl (CH3) group attached to the same carbon atom.

1-methylcyclopentene

A simple organic compound characterized by a cyclopentene ring with a methyl group attached.

Major Organic Product

The top product obtained in the largest extent during an organic chemical process.

Fingerprint Region

The area of an infrared (IR) spectrum, typically between 600 to 1400 cm-1, where unique absorption patterns can be used to identify specific compounds.