Show transcribed image text 19. Loading time for a truck follows an exponential distribution with a mean of 12 minutes 19a. What is a probability that a truck will be loaded in less than 10 minutes? 19b. What is a probability that a truck will be loaded between 9 and 12 minutes? 19b. What is a percent of truck are loaded in more than 13 minutes?
19. Loading time for a truck follows an exponential distribution with a mean of 12 minutes 19a. What is a probability that a truck will be loaded in less than 10 minutes? 19b. What is a probability that a truck will be loaded between 9 and 12 minutes? 19b. What is a percent of truck are loaded in more than 13 minutes?
