9.25 Starting Salaries, again In an attempt to compare the starting salaries for university graduates who majored in education and the social sciences (see Exercise 8.52), random samples of 50 recent university graduates in each major were selected and the follow- ing information was obtained:  a. Do the data provide sufficient evidence to indicate a difference in average starting salaries for university graduates who majored in education and the social sciences? Test using a = 0.05.

b. Compare your conclusions in part a with the results of part b in Exercise 8.52. Are they the same? Explain.

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Major Mean SD Education ($) 40,554 2225 Social science ($) 38,348 2375