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    The Wilcoxon Signed Rank Test

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    Explain Wilcoxon signed rank test, its application and how you would set up equations in this test?

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    The Wilcoxon Signed Rank Test is the non-parametric analogue of matched pairs or dependent samples t-test.

    Applications (examples of business problems):
    It has many applications. For instance "before and after" experiments. Another application might be the comparison of performance of two brands of a product. Note that these two applications could be also addressed with the Sign Test.

    Specific Examples:
    Consumer preferences for two competing products are often compared by having each ...

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    This solution explains the Wilcoxon signed rank test.

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