The length of time patients must wait to see a doctor in a local clinic is uniformly distributed between 15 minutes and 2 1/2 hours. a. what is the probability that a patient will have to wait 30 minutes or less? b. What is the probability that a patient would have to wait between 45 minutes and 2 hours? c. Compute the probability that a patient would have to wait over 2 hours. For the standard normal distribution, determine the probability of obtaining a z value d. between -2.34 to -2.55 e. more than 1.5. The contents of soft drink bottles are normally distributed with a mean of twelve ounces and a standard deviation of one ounce. f. What is the probability that a randomly selected bottle will contain more than ten ounces of soft drink? g. What is the probability that a randomly selected bottle will contain between 9.5 and 11 ounces? h. What percentage of the bottles will contain less than 10.5 ounces of soft drink? The time it takes a mechanic to change the oil in a car is exponentially distributed with a mean of 5 minutes. i. What is the probability that it will take a mechanic less than 6 minutes to change the oil? j. What is the probability that it will take a mechanic between 3 and 5 minutes to change the oil