Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[7,8[	7.5	1	0.006897	0.006897	0.006897
[8,9[	8.5	1	0.006897	0.013793	0.006897
[9,10[	9.5	5	0.034483	0.048276	0.034483
[10,11[	10.5	4	0.027586	0.075862	0.027586
[11,12[	11.5	11	0.075862	0.151724	0.075862
[12,13[	12.5	12	0.082759	0.234483	0.082759
[13,14[	13.5	17	0.117241	0.351724	0.117241
[14,15[	14.5	24	0.165517	0.517241	0.165517
[15,16[	15.5	29	0.2	0.717241	0.2
[16,17[	16.5	21	0.144828	0.862069	0.144828
[17,18[	17.5	12	0.082759	0.944828	0.082759
[18,19]	18.5	8	0.055172	1	0.055172