curve fit using data temp pressure

clear all
close all
clc
% Preoaring the data
cp_data = load(\'data\');
temperature= cp_data(:,1);
cp= cp_data(:,2);

% curve fit

% cp = a*T^2 + b*T + c
co_effs=polyfit(temperature,cp,2);
predicted_cp= polyval(co_effs,temperature);

% compare my curve fit with the original data
plot(temperature,cp,\'linewidth\',3)
xlabel(\'Temperature[K]\')
ylabel(\'specific Heat[KJ/Kmol-k]\')
hold on
plot(temperature,predicted_cp,\'linewidth\',3,\'color\',\'r\')