fid = file ('open','D:\Documents and Settings\ravano\Pulpit\scilabb\dane2.txt','unknown');
//dane = read (fid, -1, 2);
dane = read (fid, -1, 2);


//-----------------------------------------------------------------
//HISTOGRAM

B=[2250;2300;2350;2400;2450;2500;2550;2600]
clf;
A=[dane(:,2)]
histplot(B, dane(:,2),style=1)
title(' Histogramm dla 10 pomiarow ');
xlabel(' Klasy ');
ylabel(' Liczebnosc ');