n = 1;
count = 0;
x=[0:1:6];
y=[2, 2.1592, 3.1697, 5.4332, 9.1411, 14.406, 21.303];
for i = 1:n:6
    count = count+1;
    
    f1 = x(i:count+1);
    f2 = y(i:count+1);
    m = polyfit(f1,f2,1);
    slope(:,count) = m(1);
    intercept(:,count) = m(2);
       
end
slope
intercept