ALFF

          大家好，我是rest的初学者，病组和对照作双样本T检验，添加.txt的协变量，其内的数据应该如何输，一个数一空格，还是一个数一回车，两种方法试着均报错
 Two Sapmle T Test Calculating...
.......Error using horzcat
Dimensions of matrices being concatenated are not consistent.

Error in rest_ttest2cov_Image (line 94)
                    [b,r,SSE_H] =
                    rest_regress_ss(DependentVariable,[ones(nDim4,1),CovariateVariable,OtherCovariatesMatrix]);
                   
Error in rest_ttest2cov_gui>btnCompute_Callback (line 146)
rest_ttest2cov_Image(DependentDirs,OutputName,...

Error in gui_mainfcn (line 96)
        feval(varargin{:});

Error in rest_ttest2cov_gui (line 27)
    gui_mainfcn(gui_State, varargin{:});
 
Error while evaluating uicontrol Callback
请问该如何解决，谢谢