Question 12 1 pts Your boss gives you the following regression equation. Selling price = $5,240 + $33.80 (Number of Square Feet). How do you interpret the slope for this equation? As square feet increases by 1, selling price increases by $5,240. As square feet increase by 1, selling price increases by $33.80 As selling price increases by $1, square feet increases by $33.80 As selling price increases by $1, square feet increases by 5,240