The following correlation matrix shows the pairwise correlations among three variables: two explanatory variables X1 and X2
Question:
(a) Why does it make sense to put 1s down the diagonal of this table?
(b) Find the slope of the simple regression of Y on X1, if you can. If you cannot, indicate whats missing.
(c) Do you think that the marginal slope for Y on X2 will be similar to the partial slope for X2 in the multiple regression of Y on X1 and X2?
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Related Book For
Statistics For Business Decision Making And Analysis
ISBN: 9780321890269
2nd Edition
Authors: Robert Stine, Dean Foster
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