TABLE 16-3 the Following Table Contains the Number of Complaints Received in Received

question 25

Multiple Choice

TABLE 16-3
The following table contains the number of complaints received in a department store for the first 6 months of last year.

-Referring to Table 16-3, if a three-month moving average is used to smooth this series, what would be the last calculated value?

• A) 72
• B) 93
• C) 114
• D) 126

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Definitions:

Phenanthrene

A polycyclic aromatic hydrocarbon made up of three fused benzene rings, found in coal tar and crude oil.

Carbon Tetrachloride

A colorless liquid with the formula CCl4, historically used as a cleaning agent, fire extinguisher, and refrigerant, now recognized as a carcinogen.

Pyridine

A basic heterocyclic organic compound with the formula C5H5N, featuring a ring structure similar to benzene but with one methine group (\(CH\)) replaced by a nitrogen atom.

Aromatic

Compounds that contain a planar ring of atoms that are stabilized by a delocalization of pi electrons according to Huckel's rule.