After the model of problem 11-35, the next model was run:
The regression equation is
Analysis of Variance
a. What happened when Price was dropped from the regression equation? Why?
b. Compare this model with all previous models of exports versus the economic variables, and draw conclusions.
c. Which model is best overall? Why?
d. Conduct the F test for this particular model.
e. Compare the reported value of s in this model with the reported s value in the model of problem 11-35. Why is s higher in this model?
f. For the model in problem 11-35, what is the mean square error?

  • CreatedJune 03, 2015
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