Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[4,6[	5	6	0.037037	0.037037	0.018519
[6,8[	7	6	0.037037	0.074074	0.018519
[8,10[	9	15	0.092593	0.166667	0.046296
[10,12[	11	18	0.111111	0.277778	0.055556
[12,14[	13	28	0.17284	0.450617	0.08642
[14,16[	15	24	0.148148	0.598765	0.074074
[16,18[	17	22	0.135802	0.734568	0.067901
[18,20[	19	23	0.141975	0.876543	0.070988
[20,22[	21	9	0.055556	0.932099	0.027778
[22,24]	23	11	0.067901	1	0.033951