Which trend model is best and why? if none is satisfactory, Ask an Expert

Statistics

(a) Make an Excel line graph of the data on computer viruses. (b) Discuss the underlying causes that might explain the trend or pattern. (c) Fit three trends (linear, exponential, quadratic).

(d) Which trend model is best, and why? If none is satisfactory, explain. (e) Make a forecast for 2003, using a trend model of your choice or a judgment forecast.

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