A Quality Analyst Wants to Construct a Sample Mean Chart

question 34

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

What is the mean of the sampling distribution of sample means when this process is in control?

• A)18 ounces
• B)19 ounces
• C)20 ounces
• D)21 ounces
• E)22 ounces

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Definitions:

Food And Supplies

These are consumable items bought and used in the operations of businesses, particularly in the restaurant and hospitality industries.

Tenant-Days

A measure used in property management representing the sum total of days each tenant occupies a space over a certain period.

Spending Variance

The difference between the actual amount spent and the budgeted amount for a particular item or category.

Direct Materials

The raw materials and components that are directly incorporated into a finished product and can be easily traced to it.