Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[6.8,6.9[	6.85	10	0.119048	0.119048	1.190476
[6.9,7[	6.95	11	0.130952	0.25	1.309524
[7,7.1[	7.05	5	0.059524	0.309524	0.595238
[7.1,7.2[	7.15	2	0.02381	0.333333	0.238095
[7.2,7.3[	7.25	3	0.035714	0.369048	0.357143
[7.3,7.4[	7.35	3	0.035714	0.404762	0.357143
[7.4,7.5[	7.45	5	0.059524	0.464286	0.595238
[7.5,7.6[	7.55	0	0	0.464286	0
[7.6,7.7[	7.65	5	0.059524	0.52381	0.595238
[7.7,7.8[	7.75	7	0.083333	0.607143	0.833333
[7.8,7.9[	7.85	0	0	0.607143	0
[7.9,8[	7.95	11	0.130952	0.738095	1.309524
[8,8.1[	8.05	2	0.02381	0.761905	0.238095
[8.1,8.2[	8.15	1	0.011905	0.77381	0.119048
[8.2,8.3[	8.25	5	0.059524	0.833333	0.595238
[8.3,8.4]	8.35	14	0.166667	1	1.666666