SCENARIO 12-20
a Filling Machine at a Local Soft Drinks $\chi$

question 32

Multiple Choice

SCENARIO 12-20
A filling machine at a local soft drinks company is calibrated to fill the cans at a mean amount of 12 fluid ounces and a standard deviation of 0.5 ounces.The company wants to test whether the standard deviation of the amount filled by the machine is 0.5 ounces.A random sample of 15 cans filled by the machine reveals a standard deviation of 0.67 ounces.
-Referring to Scenario 12-20,which is the appropriate test to use?

• A)\(\chi\) ² -test of independence
• B)Kruskal-Wallis rank test
• C)Wilcoxon rank sum test
• D)\(\chi\) ² -test of population variance

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Definitions:

Vacation Pay Payable

Liabilities owed to employees for earned but unused vacation time, which a company must pay out in the future.

Defined Benefit Plan

A pension plan that promises employees a fixed annual pension benefit at retirement, based on years of service and compensation levels.

Pension Plan

A retirement plan that requires an employer to make contributions into a pool of funds set aside for a worker's future benefit.

Annual Pension Benefit

The amount of money an individual receives annually from their retirement plan after retiring.