函数 function avg, med=newstats(u) °n= ength(u avg-mean(u, n) med=median(u, n) function a=mean(v, n) a=sum(v)/n; function m=median(v, n) w=sort(v) if rem(n, 2)==1 mw(n+1)2) else m(w(n/2)+wn/2+1)/2 ent• 函数 • function [avg,med]=newstats(u) • n=length(u); • avg=mean(u,n); • med=median(u,n); • function a=mean(v,n) • a=sum(v)/n; • function m=median(v,n) • w=sort(v); • if rem(n,2)==1 • m=w((n+1)/2); • else • m=(w(n/2)+w(n/2+1))/2; • end