Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[4,5[	4.5	2	0.012821	0.012821	0.012821
[5,6[	5.5	2	0.012821	0.025641	0.012821
[6,7[	6.5	3	0.019231	0.044872	0.019231
[7,8[	7.5	4	0.025641	0.070513	0.025641
[8,9[	8.5	10	0.064103	0.134615	0.064103
[9,10[	9.5	9	0.057692	0.192308	0.057692
[10,11[	10.5	12	0.076923	0.269231	0.076923
[11,12[	11.5	19	0.121795	0.391026	0.121795
[12,13[	12.5	25	0.160256	0.551282	0.160256
[13,14[	13.5	14	0.089744	0.641026	0.089744
[14,15[	14.5	21	0.134615	0.775641	0.134615
[15,16[	15.5	15	0.096154	0.871795	0.096154
[16,17[	16.5	18	0.115385	0.987179	0.115385
[17,18[	17.5	1	0.00641	0.99359	0.00641
[18,19]	18.5	1	0.00641	1	0.00641