Based on tests of the Chevrolet Cobalt, engineers have found that the miles per gallon in highway driving are normally distributed, with a mean of 32 mpg and a standard deviation of 3.5 mpg. Include a sketch for each part.a. What is the probability that a randomly selected Cobalt gets more than 34 mpg?b. Ten Cobalts are randomly selected. What is the probability that the mean is more than 34 mpg?