As a group, students majoring in the engineering discipline have the highest salary expectations, followed by those studying the computer science elds, according to results of NACE's student survey. To compare the starting salaries of college graduates majoring in engineering and computer science, random samples of recent college graduates in each major were selected and the following information obtained. Engineering (Sample 1) Computer Science (Sample 2) Sample size, n 63 71 Mean 56,316 53,986 Standard deviation, 5 2,283 2,343 The null hypothesis and alternative hypothesis for this study are the following: H02 U1 2L2 = 0 Ha: U1 HQ > 0 With a = 0.05 What is the test statistics for this study