Data modeling and forecast

Assignment Help Basic Statistics

Reference no: EM1396098

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.

Virus Infections Per Month Per 1,000 PCs

Year Viruses

1996 10

1997 21

1998 32

1999 80

2000 91

2001 103

2002 105

Reference no: EM1396098

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