Question: In Problem 14.6 on page 549, you used the amount of radio advertising and newspaper advertising to predict sales (stored in Advertise. Perform an influence

In Problem 14.6 on page 549, you used the amount of radio advertising and newspaper advertising to predict sales (stored in Advertise. Perform an influence analysis on your results and determine whether any observations should be deleted from the analysis. If necessary, reanalyze the regression model after deleting these observations and compare your results?

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Observations 1 h i 02924 2 h i 02924 13 h i 03564 and 14 h i 03564 are influential as they h... View full answer

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