Statistics Solutions

(See Steps) Mann-Whitney-Wilcoxon Test Samples of starting annual salaries for individuals entering the public accounting and financial planning professions

Question: Mann-Whitney-Wilcoxon Test

Samples of starting annual salaries for individuals entering the public accounting and financial planning professions follow (Fortune, June 26, 1995). Annual salaries are shown in thousands of dollars.

Public Accountant Financial Planner Public Accountant Financial Planner
25.2 24.0 30.0 28.6
33.8 24.2 25.9 24.7
31.3 28.1 34.5 28.9
33.2 30.9 31.7 26.8
29.2 26.9 26.9 23.9
  1. Using a .05 level of significance, test the hypothesis that there is no difference between the starting annual salaries of public accountants and financial planners. What is your conclusion?
  2. What are the sample mean annual salaries for the two professions?

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