Question 1 6 points Answer the following Questions. The SAT is an exam used by colleges and universities to evaluate undergraduate applicants. The test scores are normally distributed. In a recent year, the mean test score was 1486 and the standard deviation was 308. The last scores of two students selected at random are 1340 and 2150. Round to the nearest hundredth. a) Find the z-scores that correspond to 1340. b) Find the z-scores that correspond to 2150. c) Determine whether any of the values are unusual