Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[6.8,7[	6.9	5	0.063291	0.063291	0.316456
[7,7.2[	7.1	6	0.075949	0.139241	0.379747
[7.2,7.4[	7.3	7	0.088608	0.227848	0.443038
[7.4,7.6[	7.5	2	0.025316	0.253165	0.126582
[7.6,7.8[	7.7	4	0.050633	0.303797	0.253165
[7.8,8[	7.9	7	0.088608	0.392405	0.443038
[8,8.2[	8.1	12	0.151899	0.544304	0.759494
[8.2,8.4[	8.3	6	0.075949	0.620253	0.379747
[8.4,8.6[	8.5	13	0.164557	0.78481	0.822785
[8.6,8.8[	8.7	13	0.164557	0.949367	0.822785
[8.8,9]	8.9	4	0.050633	1	0.253165