Gnuplot Produced by GNUPLOT 5.4 patchlevel 8 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 -8 -6 -4 -2 0 2 4 6 8 10 Density t score t distribution t distribution t statistic t statistic alloc/alloc_and_leak: Welch t test