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    Using: The Wilcoxon Signed Rank Test

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    Use the following data set for parts A& B (units unimportant).

    Treatment Group 1 Treatment Group 2
    92 102
    90 89
    92 96
    85 80
    89 92
    97 77
    88 101
    86 87
    85 102
    78 76

    A. Perform the sign test to analyze the difference in the matched pairs. It is not important what the numbers mean.

    B. Perform the Wilcoxon signed-rank test on the same data.

    For C & D, use the following independent data:
    Group A (n=12): 91, 58, 32, 81, 99, 39, 36, 85, 51, 76, 92, 74
    Group B (n=16): 35, 51, 17, 30, 49, 58, 78, 16, 14, 70, 51, 15, 46, 11, 11, 50

    C. Perform the Wilcoxon rank-sum test on the independent data.

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    https://brainmass.com/statistics/signed-rank-test/using-wilcoxon-signed-rank-test-92420

    Solution Summary

    This solution contains step-by-step instructions to conduct a Wilcoxon Signed Rank test in an Excel file. It also provides a null and alternative hypothesis and conducts a proportion test and a Z-test to decide to either reject of accept the null hypothesis.

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