Sauder School of Business, UBC, obtained the following results on the salaries of a recent graduating class: a. Formulate hypothesis so that, if the null hypothesis is rejected, we can conclude that salaries for accounting majors are significantly lower than the salaries of marketing majors. Use a=.05. b. What is the p-value for your hypothesis test? At a=.05, what is your conclusion c. Using the critical value approach, at 95% confidence, test the hypotheses. Based on critical values, write your conclusion..