plot between two variables

Hi, I want to plot the (PR) vs. the (PR_ave) where (PR)changes daily while (PR_ave) is the aferage of the (PR), please change the code below to the desired goal, thank you

PR = (Md_MSF_seclatent_steam)./(Ncqsum); % Performance Ratio PR_ave=sum(PR)/365; % Average Performance Ratio plot(PR,PR_ave); ylabel("PR") xlabel("Days") title("Performance Ratio profile")

[Constantino Carlos Reyes-Aldasoro]

What exactly is the problem for which you need help?

[almohanned alsufyani]

I want the code to produce a plot like this.

Answer 1

[Torsten]

Use

plot(1:365,[PR;ones(1,365)*PR_ave]); 

instead of

plot(PR,PR_ave);

if PR is a row vector, or

plot((1:365).',[PR,ones(365,1)*PR_ave]);

if PR is a column vector.