Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[6,8]	7	21	0.295775	0.295775	0.147887
]8,10]	9	18	0.253521	0.549296	0.126761
]10,12]	11	2	0.028169	0.577465	0.014085
]12,14]	13	4	0.056338	0.633803	0.028169
]14,16]	15	3	0.042254	0.676056	0.021127
]16,18]	17	5	0.070423	0.746479	0.035211
]18,20]	19	18	0.253521	1	0.126761