Areal estate builder wishes to determine how house size (house) is influenced by familyincome (income), family size (size), and education of the head of household (school).house size is measured in hundreds of square feet, income is measured in thousandsof dollars, and education is in years. the builder randomly selected 50 families andconstructed the multiple regression model. the business literature involving humancapital shows that education influences an individual’s annual income. combined, thesemay influence family size. with this in mind, what should the real estate builder beparticularly concerned with when analyzing the multiple regression model?