Twenty Samples of Size 6 Were Collected for a Variable

question 32

Multiple Choice

Twenty samples of size 6 were collected for a variable measurement.Determine the upper control limit (UCL) and lower control limit (LCL) for an R-chart if the sum of the sample ranges equals 88.0.

• A)UCL = 8.8176, LCL = 0.0000
• B)UCL = 9.3016, LCL = 0.3344
• C)UCL = 13.2000, LCL = 0.0000
• D)UCL = 29.3921, LCL = 0.0000

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Definitions:

Rough ER

A form of endoplasmic reticulum that is studded with ribosomes and involved in protein synthesis.

Golgi Apparatus

A cell organelle that modifies, sorts, and packages proteins and lipids for secretion or use within the cell, playing a key role in cell transport.

Lysosomes

Organelles in eukaryotic cells containing digestive enzymes, responsible for breaking down waste materials and cellular debris.

Mitochondria

Cell organelles responsible for the production of ATP, the energy currency of the cell, through the process of cellular respiration.