You are one of the quality inspectors at Dart motors and looking after the quality of engine cylinders. Assume that the cylinders capacities are normally distributed with a mean of 1200 and standard deviation of 80. What will be the probability of a selected engine having capacity [1] a. greater than 1260 b. greater than 950 c. 1240 or less d. less than 1130 e. between 1100 to 1150 [2] [1] [1] [1]