Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[7,8[	7.5	1	0.006173	0.006173	0.006173
[8,9[	8.5	0	0	0.006173	0
[9,10[	9.5	1	0.006173	0.012346	0.006173
[10,11[	10.5	0	0	0.012346	0
[11,12[	11.5	1	0.006173	0.018519	0.006173
[12,13[	12.5	0	0	0.018519	0
[13,14[	13.5	2	0.012346	0.030864	0.012346
[14,15[	14.5	2	0.012346	0.04321	0.012346
[15,16[	15.5	5	0.030864	0.074074	0.030864
[16,17[	16.5	10	0.061728	0.135802	0.061728
[17,18[	17.5	8	0.049383	0.185185	0.049383
[18,19[	18.5	14	0.08642	0.271605	0.08642
[19,20[	19.5	12	0.074074	0.345679	0.074074
[20,21[	20.5	19	0.117284	0.462963	0.117284
[21,22[	21.5	14	0.08642	0.549383	0.08642
[22,23[	22.5	20	0.123457	0.67284	0.123457
[23,24[	23.5	14	0.08642	0.759259	0.08642
[24,25[	24.5	16	0.098765	0.858025	0.098765
[25,26[	25.5	12	0.074074	0.932099	0.074074
[26,27[	26.5	7	0.04321	0.975309	0.04321
[27,28]	27.5	4	0.024691	1	0.024691