A marketing analyst is studying the relationship between X = money spent on television advertising and Y = increase in sale. A simple linear regression model relates x and y as follows Y = 27.5 + 1.19 X What is the average change in sales associated with an additional 1 dollar spent on advertising? For every additional 1 dollar spent on advertising, sales decreases by 28.69 dollars. For every additional 1 dollar spent on advertising, sales decreases by 1.19 dollars. For every additional 1 dollar spent on advertising, sales increase by 27.5 dollars. For every additional 1 dollar spent on advertising, sales increase by 1.19 dollars. For every additional 1 dollar spent on advertising, sales increase by 28.69 dollars