Collusive bidding in road construction. Refer to the Florida Attorney General (FLAG) Of?ce's investigation of bid-rigging in the road construction industry, Exercise 6.8 (p. 341). Recall that FLAG wants to model the price (y) of the contract bid by lowest bidder in hopes of preventing price-?xing in the future. Consider the independent variables selected by the stepwise regression run in Exercise 6.8. Do you detect any multicollinearity in these variables? If so, do you recommend that all of these variables be used to predict low-bid price, y?