Income The table lists per capita income.
Year | 1980 | 1990 | 2000 | 2010 |
Income | $10,183 | $19,572 | $29,760 | $40,584 |
Source: Bureau of Economic Analysis.
(a) Find the least-squares regression line for the data.
(b) Estimate the per capita income in 1995. Did this calculation involve interpolation or extrapolation?
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