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	1	0.006173	0.012346	0.006173
[9,10[	9.5	6	0.037037	0.049383	0.037037
[10,11[	10.5	4	0.024691	0.074074	0.024691
[11,12[	11.5	12	0.074074	0.148148	0.074074
[12,13[	12.5	16	0.098765	0.246914	0.098765
[13,14[	13.5	19	0.117284	0.364198	0.117284
[14,15[	14.5	25	0.154321	0.518519	0.154321
[15,16[	15.5	35	0.216049	0.734568	0.216049
[16,17[	16.5	23	0.141975	0.876543	0.141975
[17,18[	17.5	12	0.074074	0.950617	0.074074
[18,19]	18.5	8	0.049383	1	0.049383