clc; close all;

data = importdata('data.txt');
mean_radius = data(:,3);
mean_area = data(:,6);
values = data(:,2);

figure('name', 'Mean Radius ROC Curve')
radius_AUC = myROC_v2([values mean_radius])
figure('name', 'Mean Area ROC Curve')
area_AUC = myROC_v2([values mean_area])

figure('name', 'Mean Area vs. Mean Radius')
scatter(mean_radius, mean_area, 1)
xlabel('Mean Radius')
ylabel('Mean Area')
title('Mean Area vs. Mean Radius of Breast Cancer Wisconsin Diagnostic Dataset')

correlation_coeff = corr(mean_radius, mean_area)