title: Distribution of kruskal wallis under H0
body: <p>i'm not sure, but i want to check it.</p>
  <p>Does the distribution of kruskal wallis under H0 is F(k-1,N-k) ?</p>
  <p>I think that's not true.</p>
  <p>I think it distrubution with chi square. Can anyone tell me if I'm right?</p>