# # Demo illustrating the relationship between # a binned histogram and a kernel density model of the same data. # $DATA << EOD 1 1 2 1 8 1 9 1 17 1 17 1 9 1 9 1 5 1 7 1 7 1 8 1 8 1 8 1 10 1 11 1 11 1 12 1 14 1 3 1 3 1 3 1 8 7 15 1 17 1 17 1 18 1 19 1 20 1 EOD set title "Comparison of a binned histogram and\na kernel density model of the same data" set style data lines set xtics 1 norangelimit nomirror set grid y set yrange [0:5.5] set style fill solid 0.5 noborder set jitter spread 0.5 plot $DATA using 1 bins=20 with boxes title '20 bins', \ '' using 1:(1) smooth kdensity bandwidth .5 lw 2 title 'smooth kdensity', \ '' using 1:(.9) with impulse lc "black" title 'jittered data' pause -1 "Hit return to continue" reset