QUESTION 9 A home appralsal company would like to develop a regressice modet that would predict the seling price of a house based on the age of the house in years (Ago). the living area of the house in square feet (Uiving Area) and the number of betrooms (Bedrooms). The followng Excel output shows the partially completed regression output from a mandom sample of homes that have recently sold sumvar output Every addional square foct of the house wi holding the other independent variables constant. hcrease the seling price by $851 on avurage decrease the soling price by 3581 on average increase the seling price by $ st on average decrease the seling price by $28 on wrerage none of the above