Fifty Sample Measurements of the Length of an Automotive Component

question 30

Multiple Choice

Fifty sample measurements of the length of an automotive component yield a grand mean of 1.33 inches with an estimated standard deviation of 0.2 inches.The specification length is between 1.2 and 1.4 inches.Calculate the process capability index.

• A)0.1167
• B)0.18
• C)0.2167
• D)0.2877

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Definitions:

Direct Labour

The work of factory employees that can be directly associated with producing specific goods or services.

Variable Manufacturing Overhead

Indirect manufacturing costs that vary with the level of production, such as utilities for the production area.

Fixed Manufacturing Overhead

Expenses that do not vary with the level of production, such as rent, salaries, and depreciation of manufacturing facilities.

Variable Distribution Costs

Expenses related to the delivery or distribution of a product that vary in proportion to the volume of units sold.