Answer
The required amount of farmland is shown in the below table and the regression line is \[\hat{A}=2495493942.35-116220.89t\].
The required regression line is \[\hat{A}=2495493942.35-116220.89t\].
Work Step by Step
In the historical data set, the value of the farmland is given in the units of square kilometers. The data is converted to acres by multiplying the value with 247.105 because one square kilometer is equal to 247.105 acres.
The areas of the farmland of the recent 9 years are shown in the above table.
To obtain the least-squares linear regression line for the provided data, Excel is used.
