Instruction 14-2
the Following Table Contains the Number of Complaints

question 32

Multiple Choice

Instruction 14-2
The following table contains the number of complaints received in a department store for the first six months of last year.
$$\begin{array} { c c } \text { Month } & \text { Complaints } \\\text { January } & 36 \\\text { February } & 45 \\\text { March } & 81 \\\text { April } & 50 \\\text { May } & 108 \\\text { June } & 144\end{array}$$
-Referring to Instruction 14-2,if a three-term moving average is used to smooth this series,what would be the second calculated value?

• A) 36
• B) 72
• C) 54
• D) 40.5

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Definitions:

Inspiratory Reserve Volume

The additional amount of air that can be inhaled after a normal inhalation, increasing lung volume.

Expiratory Reserve Volume

The additional amount of air that can be expelled from the lungs after a normal exhalation.

Vital Capacity

The maximum amount of air a person can expel from the lungs after a maximum inhalation, a measure of pulmonary health and function.