Problem:
Given the following table of U.S. population:
Year  Population (thousands) 
1790  3929 
1800  5308 
1810  7240 
1820  9638 
1830  12861 
1840  17063 
1850  23192 
1860  31443 

[Extracted from the Census Bureau WWW site.]
find and graph the exponential model which best approximates the data.
Visualization:
Using TI86 graphing calculator:
Constructed with the help of Chris O'Brien.