Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[70,80[	75	14	0.166667	0.166667	0.016667
[80,90[	85	7	0.083333	0.25	0.008333
[90,100[	95	5	0.059524	0.309524	0.005952
[100,110[	105	5	0.059524	0.369048	0.005952
[110,120[	115	9	0.107143	0.47619	0.010714
[120,130[	125	9	0.107143	0.583333	0.010714
[130,140[	135	13	0.154762	0.738095	0.015476
[140,150[	145	7	0.083333	0.821429	0.008333
[150,160[	155	7	0.083333	0.904762	0.008333
[160,170[	165	7	0.083333	0.988095	0.008333
[170,180]	175	1	0.011905	1	0.00119