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2 votes
1 answer
80 views

What non-parametric test for multivariate binary data should I use?

I have two different groups of participants ("g" and "b") answering the same set of questions. Group "g" answered questions in the same order. Group "b" ...
Roland D's user avatar
8 votes
1 answer
377 views

What is the parameter in Spearman's $\rho$

For Kendall's $\tau$ the parameter of interest is $$E[\text{sign}(X_1-X_2)\text{sign}(Y_1-Y_2)]$$ where $(X_1,Y_1),(X_2,Y_2)$ are iid copies of $(X,Y)$. The estimator is the famous Kendall's tau But ...
RLC's user avatar
  • 183
3 votes
1 answer
8k views

Two-way anova with interaction term: what is the point of a post-hoc test?

I have a statistics interpretation question. I've recently performed a two-way anova to identify an interaction term between my categorical independent variables (genotype + temperature) that ...
Alex's user avatar
  • 31