Performance-based logistics. Refer to the Journal of Business Logistics (Vol. 36, 2015) study of the factors that

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Performance-based logistics. Refer to the Journal of Business Logistics (Vol. 36, 2015) study of the factors that lead to successful performance-based logistics projects, Exercise 7.142 (p. 427). Data on years of experience for 6 Department of Defense (DoD) commercial suppliers and 11 DoD government employees are reproduced in the accompanying table.

a. Consider the following claim: “The median years of experience for commercial suppliers of the DoD exceeds 5 years.” Test this claim using the appropriate nonparametric test at a = .05. What do you conclude?

b. In Exercise 8.15 (p. 451), you used these data and a twosample t-test to determine whether commercial suppliers of the DoD have less experience than government employees. Now apply the appropriate nonparametric test to compare the two experience distributions. Test using a = .05. What do you conclude? Explain why the nonparametric test may be more appropriate for these data. Commercial: 30 10 9 10 5 10 Government: 15 30 30 25 6 3 20 25 30 20 25

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Statistics For Business And Economics

ISBN: 9781292413396

14th Global Edition

Authors: James McClave, P. Benson, Terry Sincich

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