If all the nj are equal, show that (1) the standard errors of are all equal, and (2) the standard error of is equal to the standard error of each of Verify the relationships between the...

If all the nj are equal, show that (1) the standard errors of

are all equal, and (2) the standard error of

is equal to the standard error of each of

Verify the relationships between the η-parameters in (5.6) and the βparameters in (5.7).

(Data file: Min n Land) The data file includes information on nearly every agricultural land sale in the six major agricultural regions of Minnesota for the period 2002–2011. The data are from the Minnesota Department of Revenue and were provided by Steven Taff. Two of the variables in the data are acre Price, the selling price per acre adjusted to a common date within a year, and year, the year of the sale. All the variables are described in.