I am writing a dissertation on the effects of a new accounting standard on financial statements. I have calculated several ratios for before and after the implementation of the new standard. I then ranked the companies based on the ratios I calculated and observed that the company rankings have changed. How do I compare the differences in rankings and show that the changes are statistically significant?
Dear Atta konadu Gyamfi ,
It sounds like you need to use the Wilcoxon signed ranks test.
I am not that sure about the context of your research, but generally speaking, you can measure the correlation between rankings using:
I have two separate groups which are asked under different conditions to sort a list of items in terms of preference(building a hierarchy). The total number of items is 5 and the data is categorical(nominal
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