Use the Following Information for Questions

Short Answer

Use the following information for questions:
Data has been obtained on the house size (in square feet) and the selling price (in dollars) for a sample of 100 homes in your town. Your friend is saving to buy a house and she asks you to investigate the relationship between house size and selling price and to develop a model to predict the price from size.
-What is the estimated change in the average selling price of a house for an increase in house size of 100 square feet?