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stat512fall10prob5

# stat512fall10prob5 - 2 Examine the question of whether or...

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Statistics 512: Problem Set Number 5 Due Tuesday, November 9, 2010 (Divisions: 2 & 3) Wednesday, November 10, 2010 (Divisions: PTR & EPE) Use the data from problem 8.24 on page 339 in the text. ( CH08PR24.DAT ) 1. Plot the data for the two populations on the same graph, using different symbols ( v= ) and lines. Does the relationship between valuation and selling price appear to be the same for the two lot locations?
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Unformatted text preview: 2. Examine the question of whether or not the two lines are the same. Write a model that allows the two lot locations to have diﬀerent intercepts and slopes. Then, perform the general linear test to determine whether the two lines are equal. State the null and alternative hypothesis, the test statistic with degrees of freedom, the p-value and your conclusion. 1...
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