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    Are Fisher's tests of significance mathematically correct?

    Hello, I think of Fisher's approach like this: We choose a test statistic whose distribution is calculated under H0. H0 being a simple hypothesis of preference We break down the distribution according to significance thresholds The significance thresholds are defined by what we consider to...
  2. Y

    What statistical tools should be used for the interval and ratio scales?

    Hello, Thanks for taking time to respond to me. But then how do you differentiate between the tools that can be applied to interval scales and ratio scales? Thank you
  3. Y

    What statistical tools should be used for the interval and ratio scales?

    Hello, I have read a lot on the internet of examples of differences between the two scales, however I do not understand why statistical tools such as the relative standard deviation are used for the ratio scales and not for the interval scales. I found everything and its opposite on the...