[p,table,stats] = anovan(COORDS_SUBJ_II,{group_hand,group_stim,group_time,group_subs},'random',4,'varnames',{'HAND','STIM','TIME','SUBS'});

Error using chi2inv (line 3)
P and V must be of common size or scalars
Error in anovan>varcompest (line 838)
   L = msTerm .* dfTerm ./ chi2inv(1-alpha/2,dfTerm);
Error in anovan>getRandomInfo (line 811)
[varest,varci] = varcompest(ems,randomterms,msTerm,dfTerm,alpha);
Error in anovan (line 296)
                getRandomInfo(msterm,dfterm,mse,dfe,emsMat,randomterm,...