Suppose a Package Delivery Company Purchased 14 Trucks at the Same

question 75

Multiple Choice

Suppose a package delivery company purchased 14 trucks at the same time. Five trucks were purchased from manufacturer A,four from manufacturer B,and five from manufacturer C. The cost of maintaining each truck was recorded. The company used ANOVA to test if the mean maintenance costs of the trucks from each manufacturer were equal. To apply the F-test,how many degrees of freedom must be in the denominator?

• A)2
• B)3
• C)11
• D)14

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Definitions:

Closed Shop

A form of labor agreement in which an employer agrees to hire only members of a labor union.

Agency Shop

A workplace where non-union employees must pay a fee to the union for its services in negotiation without becoming full members.

Check-off

A procedure where an employer deducts union dues or other fees from an employee's wages and transfers them directly to the union or relevant body.

Maintenance of Membership

A labor union rule that requires workers to maintain union membership as a condition of employment.