Gnuplot Produced by GNUPLOT 5.3 patchlevel 0 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 -400 -350 -300 -250 -200 -150 -100 -50 0 50 Density t score new/new-with-timestamp: Welch t test t distribution t distribution t statistic t statistic