Try this !

close all

clear all

datas=load('input matrix includes three column.csv');   ( up to you, you can do this separately)

t=datas(:,1);

x=datas(:,2);

y=datas(:,3);

subplot(2,1,1);

plot(x);

title('X');

subplot(2,1,2);  ( up to you)

plot(y);

title('Y');

Cxy=xcorr(x,y);

subplot(2,1,3);

plot(Cxy);

title('Cross correlation Cxy');

hope it is help