Gnuplot Produced by GNUPLOT 5.4 patchlevel 5 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 -12 -10 -8 -6 -4 -2 0 2 4 6 Density t score t distribution t distribution t statistic t statistic exists/Path.join/100: Welch t test