The following table compares U S population millions with U S per capita
The following table compares U.S. population (millions) with U.S. per-capita consumption of bottled water (gallons).
a. Determine the least-squares regression line and the value of r.
b. What proportion of the variability in per-capita bottled water consumption is explained by the regression equation?
c. During a year in which the U.S. population is 320 million, what would be the prediction for percapita consumption of bottled water?
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