The table at right shows the number of cellular telephone subscribers in the United States from 1985 to 2000. a.
a. Create a scatter plot of the data.
b. Find an exponential function to model the data.
c. Use your model to predict the number of subscribers in 2003. Do you think this is a realistic prediction? Why or why not? Do you think an exponential model is appropriate? Why or why not?
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