For a 3-Sigma X-Bar Chart Where the Process Standard Deviation

question 43

Multiple Choice

For a 3-sigma x-bar chart where the process standard deviation is known,the upper control limit:

• A)is 3σ below the mean of sample means for a 3σ control chart.
• B)is 3σ above the mean of sample means for a 3σ control chart.
• C)is 3σ/ below the mean of sample means for a 3σ control chart.
• D)is 3σ/ above the mean of sample means for a 3σ control chart.
• E)cannot be calculated unless the average range is known.

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Definitions:

Kilocalorie

A unit of energy often used in nutrition to quantify the energy content in food, equivalent to 1,000 calories.

Essential Nutrient

Nutrients required for normal body functioning that cannot be synthesized by the body and must be obtained from the diet.

Calories

A unit of energy that measures the amount of energy food provides to the body.

Alcohol

A psychoactive substance found in beverages such as beer, wine, and spirits, which can influence mood and behavior and affect physical health.