Population Density The table below gives the population density (persons per square mile) of the United States at various times in its history.
a. Let x be the number of years since 1800 and let y be the population density in persons per square mile. Copy and complete the table below to linearize the data.
b. Find a regression equation for the linearized data.
c. Solve the regression equation for y.
d. Use the answer to part c to predict the population density of the United States in 2025.