Monthly sales for a company (in millions of dollars) for a 10-year period

4. The file P14_04.xlsx lists the monthly sales for a company (in millions of dollars) for a 10-year period.

a. Fit an exponential trend line to these data.

b. By what percentage do you estimate that the company will grow each month?

c. Why can't a high rate of exponential growth continue for a long time?

d. Rather than an exponential curve, what type of curve might better represent the growth of a new technology?