When crossing the golden gate bridge, traveling into san francisco, all drivers must pay a toll. suppose the amount of time (in minutes) drivers wait in line to pay the toll follows an exponential distribution with a probability density function of f(x) = 0.44e? .44x. what is the mean waiting time that drivers face when entering san francisco via the golden gate bridge? (round your answer to 2 decimal places.)what is the probability that a driver spends more than the average time to pay the toll? (round your answer to 4 decimal places.)what is the probability that a driver spends more than 13 minutes to pay the toll? (round your answer to 4 decimal places.)what is the probability that a driver spends between 5 and 9 minutes to pay the toll? (round your answer to 4 decimal places.)