Syntaxp = ranksum(x,y)[p,h] = ranksum(x,y)[p,h] = ranksum(x,y,'alpha',alpha)[p,h] = ranksum(...,'method',method)[p,h,stats] = ranksum(...)例如:x=[67 73 82 62 63 66 66 72 65 72];y=[79 77 80 83 67 79 80 71 81 74];p = ranksum(x,y)