Using the Data Shown Below, Compute the Mean Square Error

question 64

Essay

Using the data shown below, compute the mean square error, mean absolute deviation, and mean absolute percentage error for the forecasts shown. $\begin{array}{|l|c|c|}\hline \text { Month } & \text { Forecast Demand } & \text { Actual Demand } \\\hline \text { April } & 170 & 180 \\\hline \text { May } & 225 & 215 \\\hline \text { June } & 210 & 200 \\\hline \text { July } & 260 & 240 \\\hline \text { August } & 200 & 220 \\\hline\end{array}$

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Definitions:

Spot Exchange Rate

The current exchange rate at which a currency can be bought or sold for immediate delivery.

Forward Exchange Rate

An agreed-upon exchange rate for a currency transaction that will occur at a future date, used for hedging or speculation in foreign exchange markets.

Future Rate

The anticipated interest rate or currency exchange rate applicable to financial transactions that will occur in the future.