Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[1,1.5[	1.25	1	0.02	0.02	0.04
[1.5,2[	1.75	0	0	0.02	0
[2,2.5[	2.25	3	0.06	0.08	0.12
[2.5,3[	2.75	10	0.2	0.28	0.4
[3,3.5[	3.25	20	0.4	0.68	0.8
[3.5,4[	3.75	13	0.26	0.94	0.52
[4,4.5]	4.25	3	0.06	1	0.12