Data Were Collected on Monthly Sales Revenues (In $1,000s) and Monthly

question 6

Multiple Choice

Data were collected on monthly sales revenues (in $1,000s) and monthly advertising expenditures ($100s) for a sample of drug stores.The regression line relating revenues (Y) to advertising expenditure (X) is estimated to be
) The correct interpretation of the slope is that for each additional ____________________________ .

• A)$1 spent on advertising, predicted sales revenue increases by $9,000
• B)$100 spent on advertising, predicted sales revenue increases by $9,000
• C)$100 spent on advertising, predicted sales revenue decreases by $9,000
• D)$1,000 in sales revenue, advertising expenditures decrease by $48.30
• E)$100 in sales revenue, advertising expenditures decrease by $48.30

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