A Buyer for a Manufacturing Plant Suspects That His Primary

question 132

Multiple Choice

A buyer for a manufacturing plant suspects that his primary supplier of raw materials is overcharging.In order to determine if his suspicion is correct,he contacts a second supplier and asks for the prices on various identical materials.He wants to compare these prices with those of his primary supplier.He collected data on 6 different materials from both suppliers.He believes that the differences are normally distributed.Which of the following tests will be the most appropriate?

• A)Pooled-variance t test.
• B)Paired t test.
• C)Wilcoxon rank sum test.
• D)Kruskal-Wallis rank Test.

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Definitions:

Heavy Equipment

Large and often complex machinery used in construction, mining, and other industrial activities.

Closely Held Corporation

A business entity owned by a small number of shareholders, where shares are not publicly traded.

Articles Of Incorporation

A method of incorporating based on a US approach and used in some jurisdictions in Canada.

Memorandum

A written document that communicates information, policies, or decisions within an organization or between entities.