Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[-3.5,-3[	-3.25	3	0.04918	0.04918	0.098361
[-3,-2.5[	-2.75	6	0.098361	0.147541	0.196721
[-2.5,-2[	-2.25	4	0.065574	0.213115	0.131148
[-2,-1.5[	-1.75	23	0.377049	0.590164	0.754098
[-1.5,-1[	-1.25	15	0.245902	0.836066	0.491803
[-1,-0.5[	-0.75	9	0.147541	0.983607	0.295082
[-0.5,0]	-0.25	1	0.016393	1	0.032787