% Program grapheg
% this program creates a graph for practice inserting 
% inserting graphs into PowerPoint

% set data values 

Raw = [358 367 506 514 653 656 788 791 943 948];
Ht = [18.9 18.8 14.8 14.8 10.9 10.7 6.9 6.9 2.7 2.7];
H_hat = [19 18.7 14.8 14.6 10.7 10.6 6.9 6.9 2.6 2.5];

% plot and label graph 
plot(Raw,Ht,'p',Raw,H_hat)
xlabel 'RCX Raw Value', ylabel 'Height(cm)'
legend('Calibration Data','Fit: Ht = 28.9 - 0.028*Raw')