A Quality Analyst Wants to Construct a Sample Mean Chart

question 22

Multiple Choice

A quality analyst wants to construct a sample mean chart for controlling a packaging process. He knows from past experience that whenever this process is in control, package weight is normally distributed with a mean of 20 ounces and a standard deviation of two ounces. Each day last week, he randomly selected four packages and weighed each

If he uses upper and lower control limits of 22 and 18 ounces, on what day(s) , if any, does this process appear to be out of control?

• A)Monday
• B)Tuesday
• C)Monday and Tuesday
• D)Monday, Tuesday, and Thursday
• E)None

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Definitions:

Incentive Pay

A form of compensation designed to reward employees for their performance and productivity, often linked to specific performance targets.

Predefined Behaviors

Specific actions or reactions that are established in advance to guide responses in particular situations or under certain conditions.

Standard Hour Plan

An incentive plan that pays workers extra for work done in less than a preset "standard time."

Merit Pay

A pay system where employees are compensated based on their performance, as determined through evaluations, with the aim of rewarding high performance.