Restricted to students in the McCombs School of Business. Examine modeling of business problems using methods from decision analysis, simulation and optimization. Two lecture hours a week for one semester. Decision Science 235 and 235H may not both be counted. Offered on the letter-grade basis only. Prerequisite: Statistics 301 or 301H; Mathematics 408Q or credit or registration for Mathematics 408D, 408L, or 408S.