Starting Salaries

Starting Salaries, again In an attempt to compare the starting salaries for college graduates who majored in chemical engineering and computer science random samples of 50 recent college graduates in each major were selected and the following information obtained.

a. Do the data provide sufficient evidence to indicate a difference in average starting salaries for college graduates who majored in chemical engineering and computer science? Test using a = .05.

b. Compare your conclusions in part a with the results of part b in Exercise. Are they the same? Explain.