Piston Rings for an Automotive Engine Are Produced by a Forging

question 39

Multiple Choice

Piston rings for an automotive engine are produced by a forging process.We monitor the inside diameter of the rings manufactured by this process using an and an s control chart.Samples of size 4 are taken at regular intervals,and the sample means and standard deviations are computed and plotted on the charts in time order.The overall mean of the sample means is 73.812 millimeters,and the mean of the sample standard deviations is 0.022 millimeters.The control chart constants are (partially) reproduced below. What is the value of the center line of the s chart?

• A)0 millimeters
• B)0.020 millimeters
• C)0.022 millimeters
• D)0.046 millimeters

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Definitions:

Assumption of Risk

A legal doctrine stating that an individual knowingly and voluntarily takes on the risks associated with an activity, relieving others of liability for harm that may result.

Take-Home Exposure

Refers to the transmission of hazardous substances from the workplace to an employee's home, potentially exposing family members to health risks.

Kesner v. Superior Court

A legal case that addressed the issue of duty of care in the context of secondary exposure to asbestos.

Employer's Duty

The responsibilities and obligations an employer has towards their employees, including providing a safe working environment.