All Questions
Tagged with friedman-test python
5
questions
1
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1
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514
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Should I rank my data before doing post hoc Dunn test?
I am trying to compare multiple algorithms using the Friedman test and post hoc Dunn test. I know that we should use the rank of our data before performing the Friedman test, but should we rank the ...
1
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2
answers
875
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Friedman's test in SPSS gives different results from R and python
I have a repeated measurement of n=452 participants. The Friedman test of SPSS gives df=2, chi-square 36.970 whereas below is the output of R and python. I cannot explain this difference for chi-...
1
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2
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857
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Kendall’s Coefficient of Concordance (W) is different when calculate with two formula: SPSS VS python
I used the Friedman test to compare three repeated measures and I use Kendall’s Coefficient of Concordance (W) to get its effect size.
SPSS uses this formula: F (from Friedman test)/n_f (k-1), and I ...
3
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1
answer
3k
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How to do Friedman test and post--hoc test on Python? [closed]
I know that Python's SciPy library has the function for the Friedman test
But, it is not enough as I need more information for posthoc test.
So, how I do Friedman test and post-hoc test entirely on ...
11
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3
answers
14k
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Friedman test and post-hoc test for Python
In my dataset, I have five (ordinal) groups with an x-amount of measurement. Because homoscedasticity is violated, I performed the Friedman chi-square test to see if there are any statistical ...