' Data suggests that a normal distribution with mean u = 13 minutes and o = 3.9 minutes is a reasonable model for the random variable x = total processing time for a garbage truck at a waste management facility. 1'. What is the probabilitythat a truck will take between 10 and 15 minutes to be pgocessed? 2. What is the probability; that the processing time will be less than 7 minutes? 3. The 10% of trucks that take the longest amount of time to process fall into what time frame