Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[10,11[	10.5	2	0.027778	0.027778	0.027778
[11,12[	11.5	24	0.333333	0.361111	0.333333
[12,13[	12.5	42	0.583333	0.944444	0.583333
[13,14]	13.5	4	0.055556	1	0.055556