Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[6.8,7[	6.9	2	0.022727	0.022727	0.113636
[7,7.2[	7.1	12	0.136364	0.159091	0.681818
[7.2,7.4[	7.3	10	0.113636	0.272727	0.568182
[7.4,7.6[	7.5	5	0.056818	0.329545	0.284091
[7.6,7.8[	7.7	7	0.079545	0.409091	0.397727
[7.8,8[	7.9	7	0.079545	0.488636	0.397727
[8,8.2[	8.1	11	0.125	0.613636	0.625
[8.2,8.4[	8.3	10	0.113636	0.727273	0.568182
[8.4,8.6]	8.5	24	0.272727	1	1.363636