. Your Turn 2: In a report by the National Association of Colleges and Employers (NACE) the av- erage starting salary for graduates in Accounting is $48,993.00. In a random sample of 50 graduates with degrees in Information Technology (IT) the mean starting salary was $52,089.00 with a standard deviation of $13,500.00. At the 0.01 significance level, test the claim that the mean starting salary for all IT graduates is greater than the reported mean starting salary for Accounting graduates. The speed limit monitoring device on West Street is used to inform drivers how fast they are going. I watch it and find that the mean from a random sample of 40 cars is 31.1 miles per hour (mph) with a standard deviation of 6.2 mph. Use a 0.05 significance level to test the claim that the mean speed of all drivers on West Street is more than 5 mph above the posted speed limit of 25 mph