Forecasting Causal regression analysis
Input Data Forecast Error Analysis
Period
Dep Variable
(or) (Y)
Indep Variable
(or) (X)
Forecast Error
Absolute
error
Squared
error
Absolute
% error
Month 1 3 4 4.238 -1.238 1.238 1.533 41.27%
Month 2 6 5 5.210 0.790 0.790 0.625 13.17%
Problem 11-21