friedman's anova

  1. C

    Significant Friedman's test but non-significant post-hoc tests

    Hello, I am running a Friedman's test because I want to see if there is any difference in my participants' scores across 4 time-points. My sample is n=51. I ran the test and it revealed a statistically significant difference (p = 0.29). Then I conducted post hoc tests to see where the...
  2. K

    Planned contrasts in Friedman's ANOVA

    Is it possible to investigate planned contrasts in Friedman's ANOVA or is it only possible to investigate pairwise comparisons? Thank you for your help!
  3. T

    Comparing three groups that have been analysed by Friedman's ANOVA

    Dear all, I have been struggling with the following problem and would be extremely grateful for some help. :confused: I have three groups of participants. For each participant I have six measurements for my experimental manipulation. I want to know whether there is an interaction of...