Question: The estimated regression equation, , can be used to predict a company's sales volume (y), in millions, based upon its advertising expenditure (x), in $10,000's.

The estimated regression equation, , can be used to predict a company's sales volume (y), in millions, based upon its advertising expenditure (x), in $10,000's. What is the company's predicted sales volume if they spend $500,000 on advertising?

a. approximately $395,000 b. approximately $6.5 million c. approximately $50 million d. approximately $29 million

y^ = -10.42 + 0.79x ,

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