Data compiled by the Highway Patrol Department regarding the use of seat-belts by drivers in a certain area after the passage of a compulsory seat-belt law are shown in the accompanying table. (Round your answers to three decimal places.) Drivers Percentage of     Drivers in Group         Percent of Group Stopped     for Moving Violation Group I (using seat-belts) 58 0.4 Group II (not using seat-belts)     42 0.3 (a) If a driver in that area is stopped for a moving violation, what is the probability that he or she will have a seat-belt on?   (b) If a driver in that area is stopped for a moving violation, what is the probability that he or she will not have a seat-belt on?

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