SCENARIO 19-4 a Factory Supervisor Is Concerned That the Time

question 158

Multiple Choice

SCENARIO 19-4 A factory supervisor is concerned that the time it takes workers to complete an important production task (measured in seconds) is too erratic and adversely affects expected profits.The supervisor proceeds by randomly sampling 5 individuals per hour for a period of 10 hours.The sample mean and range for each hour are listed below. She also decides that lower and upper specification limits for the critical-to-quality variable should be 10 and 30 seconds, respectively.
-Referring to Scenario 19-4, suppose the supervisor constructs an chart to see if the process is in-control.What is the center line of the chart?

• A)20.00
• B)20.26
• C)21.00
• D)24.26

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Definitions:

Invitee

A person who is invited to enter or remain on property for a commercial benefit to the property owner, such as a customer in a store.

Dangerous Condition

A situation or aspect of a property that poses a risk of injury to those on the premises.

Express Voluntary Assumption

The clear and intentional taking on of a risk or responsibility by an individual, fully understanding its implications.

Strict Liability

Legal responsibility for damages or injury, even if the person found strictly liable was not at fault or negligent.