A researcher took a sample of 25 electronics companies and found the following relationship between x and
Question:
A researcher took a sample of 25 electronics companies and found the following relationship between x and y, where x is the amount of money (in millions of dollars) spent on advertising by a company in 2011 and y represents the total gross sales (in millions of dollars) of that company for 2011.
ŷ = .36 + 11.75x
a. An electronics company spent $2 million on advertising in 2011. What are its expected gross sales for 2011?
b. Suppose four electronics companies spent $2 million each on advertising in 2011. Do you expect these four companies to have the same actual gross sales for 2011? Explain.
c. Is the relationship between x and y exact or non-exact?
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a For x 2 36 11752 271 The companys expected gross sales in 2011 are 271 million b The four c...View the full answer
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