Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[-6,-5[	-5.5	2	0.012346	0.012346	0.012346
[-5,-4[	-4.5	2	0.012346	0.024691	0.012346
[-4,-3[	-3.5	7	0.04321	0.067901	0.04321
[-3,-2[	-2.5	10	0.061728	0.12963	0.061728
[-2,-1[	-1.5	23	0.141975	0.271605	0.141975
[-1,0[	-0.5	29	0.179012	0.450617	0.179012
[0,1[	0.5	45	0.277778	0.728395	0.277778
[1,2[	1.5	28	0.17284	0.901235	0.17284
[2,3[	2.5	9	0.055556	0.95679	0.055556
[3,4]	3.5	7	0.04321	1	0.04321