function plot_duration_number_in_each_bin(nrem_duration_percent_in_bin_session_saline,nrem_duration_percent_in_bin_session_cno)


temp = nrem_duration_percent_in_bin_session_saline;
aa = mean(temp,1); bb = std(temp,1)/(sqrt(size(temp,1)-1));
errorbar([1:length(aa)],aa,bb,'k')

temp = nrem_duration_percent_in_bin_session_cno;
aa = mean(temp,1); bb = std(temp,1)/(sqrt(size(temp,1)-1));
errorbar([1:length(aa)],aa,bb,'r')