The ratings assigned by a personnel manager and his assistant to several job applicants are given in the accompanying table. Use Spearman rank correlation measure r to show whether the personnel manager and his assistant disagree on how they rank the applicants. Let α = .05.

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Manager Assistant manager Applicant 2 1 9 7 11 6 3 10 5 4 in 0 5 5 30 8 9 6 8 11 7 2 10 8 1 4 9 4 16 10 3 1 11 2 7