1.The Wall Street Journal reported that bachelor's degree recipients with major in business received average starting salaries of $53,900 in 2012. The results for a sample of 100 business majors receiving a bachelor's degree in 2013 showed a mean starting salary of $55,144 with a sample standard deviation of $5200.

a. Formulate hypotheses that can be used to determine whether the mean starting salary for business major in 2013 is greater than the mean starting salary in 2012

b.Identify the test statistic for conducting a test of the hypotheses in Part a).

c. At, a= 0.01 what is your conclusion?