A Counseling Service Records the Number of Calls to Their

question 41

Essay

A counseling service records the number of calls to their hotline for the last year. Plot the data and determine which forecasting technique would be best among a moving average, weighted moving average, exponential smoothing, and regression line.
$$\begin{array} { | l | c | } \hline { \text { Month } } & \text { Demand } \\\hline \text { Tanuary } & 111 \\\hline \text { February } & 127 \\\hline \text { March } & 146 \\\hline \text { April } & 159 \\\hline \text { May } & 165 \\\hline \text { Tune } & 165 \\\hline \text { July } & 178 \\\hline \text { August } & 182 \\\hline \text { September } & 191 \\\hline \text { October } & 208 \\\hline \text { November } & 223 \\\hline \text { December } & 228 \\\hline\end{array}$$

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Definitions:

Marginal Cost Curve

A graphical representation showing how the cost of producing one more unit of a good affects the overall cost of production.

Joint Monthly Profit

The combined profit earned by two or more partners or businesses in a single month.

Cartel

An organization of sellers designed to coordinate supply and price decisions so that the joint profits of the members will be maximized. A cartel will seek to create a monopoly in the market for its product.

Monopolist

A single seller in a market who has significant control over the price and supply of a product or service.