Question 24 Needs Grading The traffic2 table contains 108 monthly observations on automobile accidents, traffic laws, and some other variables for California from January 1981 through December 1989, CotaCC, represents the total number of traffic accidents in month t in the state of California, and fataCC, represents the number of those accidents which were fatal. Sunem_if is the unemployment rate. beltlow, is a binary variable indicating when (0 before/1 after) seat belts became required by law, and spdlow, is a binary variable indicating when (0 before/1 after) the speed-limit was raised (increased) to 65 mph