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BUSI 410  Homework #4
Due 4/5/2010
There are three problems in this assignment. All three problems are from the text book.
Each of these problems has multiple parts. Below are the problems, plus any
modifications to the statements of these problems in the book.
1)
Case 42: GM Revenue Forecast (pp. 131132). In addition to answering the
questions on p. 132, please answer the following question:
f.
Present a scatterplot of the residuals from your regression.
Are the
residuals heteroscedastic? Are the residuals approximately normally
distributed?
g.
GM’s revenue for Q2 2007 (i.e., J07) was 46.67B. What is the
prediction error from your model? Explain qualitatively if you think there
was a way to avoid this prediction error.
2)
Assignment 41 Impact of Defense Spending on Economic Growth (p 133).
Instead of writing up the report mentioned in the assignment, please provide
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 Fall '09
 MASSA
 Business, Forecasting, Linear Regression, Normal Distribution, Regression Analysis, Errors and residuals in statistics, past quarter defense

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