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Given a regression model in form of: Y = Bo+B1X1+ B2X2 X1 X2 Y 14 11 84 16 10 81 22 9 73 24
Given a regression model in form of: Y = Bo+B1X1+ B2X2 X1 X2 Y 14 11 84 16 10 81 22 9 73 24 8 74 20 4 67 29 8 87 26 16 77 15 25 76 29 6 69 24 12 82 a. Find linear regression equation to the following data set. (10p) b. Among two variables X1, X2, is there any variable that can be eliminated from the regression equation with a 5%. Why? (10p) Given that standard error of X =5.05 and X2 = 2.28
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Authors: Robert S. Witte, John S. Witte
11th Edition
1119254515, 978-1119254515
