Collinearity is sometimes described as a problem with the data, not the model. Rather than filling the
Question:
(a) Data for two months (February and March of 2000, identified as à in the plot) deviate from the pattern evident in other months. What makes these months unusual?
(b) If you were to use both returns on the market and those on the S&P 500 as explanatory variables in the same regression, would these two months be leveraged?
(c) Would you want to use these months in the regression or exclude them from the multiple regression?
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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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