The Business Analyst for Video Sales, Inc What Is the Forecast for This Year Using the Least

The business analyst for Video Sales, Inc. wants to forecast this year's demand for DVD decoders based on the following historical data: $$\begin{array} { | l | c | } \hline \text { Year } & \text { Enrollments } \\\hline \text { 5 Years ago } & 900 \\\hline \text { 4 Years ago } & 700 \\\hline \text { 3 Years ago } & 600 \\\hline \text { 2 Years ago } & 500 \\\hline \text { Last Year } & 300 \\\hline\end{array}$$
What is the forecast for this year using the least squares trend line for these data?

A)  163
B)  180
C)  300
D)  420
E)  510

Correct Answer:

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