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To estimate the relationship between advertising and sales, what do you need to be true of your data? Suppose you estimate the relationship between quantity
To estimate the relationship between advertising and sales, what do you need to be true of your data?
Suppose you estimate the relationship between quantity and advertising using a regression and you find the relationship:
(a) Q = 2.811 + 19.469A
i. Your p-value on the coeffcient of A is p<0.0001 and the 95% confidence interval is [18.876, 20.063]
what would the implied optimal level of advertising?
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