math problem

Question 11 2 pts A service department at a dealership calculates the average cost of service done at their department to be 3; 1000 with a standard deviation of $200. The service department serviced 50 vehicles tod av. What is the probability;r the average cost of service for the 80 vehicles is greater than 35 1100? O 0.31 0.0000039 0 0.999996 0 Service costs are not normally distributed so we cannot compute the probability