out =
longley ()
¶Longley’s Economic Regression Data
A macroeconomic data set which provides a well-known example for a highly collinear regression.
Year
The year.
GNP_deflator
GNP implicit price deflator (1954=100).
GNP
Gross National Product.
Unemployed
Number of unemployed.
Armed_Forces
Number of people in the armed forces.
Population
“Noninstitutionalized” population ≥ 14 years of age.
Employed
Number of people employed.
J. W. Longley (1967). An appraisal of least-squares programs from the point of view of the user. Journal of the American Statistical Association, 62, 819–841.
Becker, R. A., Chambers, J. M. and Wilks, A. R. (1988). The New S Language. Monterey: Wadsworth & Brooks/Cole.
t = tblish.dataset.longley; # TODO: Linear model # TODO: opar plot