Due in 6 hours, 5 minutes. Due Mon 12/13/2021 10:00 am The amount of time spouses shop for anniversary cards can be modeled by an exponential distribution with the average amount of time equal to six minutes. Find the probability that a given spouse takes (a) at least one minutes to shop for an anniversary card. (b) at most four minutes to shop for an anniversary card. (c) between one and four minutes to shop for an anniversary card. Round all answers to four decimal places. Get Help