Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[11,11.5[	11.25	12	0.141176	0.141176	0.282353
[11.5,12[	11.75	55	0.647059	0.788235	1.294118
[12,12.5[	12.25	15	0.176471	0.964706	0.352941
[12.5,13]	12.75	3	0.035294	1	0.070588