The table shows the population of Nowhere, Missouri in selected years.
Year | Population |
1950 | 930,568 |
1970 | 681,185 |
1980 | 528,162 |
1990 | 401,901 |
2000 | 354,474 |
2007 | 250,040 |
(a) Construct a scatter plot of the data, with x = 0 corresponding to 1950 and P measured in thousands.
(b) Does the data appear to be approximately linear? If so, is there a positive or negative correlation?
(c) Use regression to find a model for the data. Round the coefficients in your model to three decimal places.
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