Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[180,190[	185	10	0.138889	0.138889	0.013889
[190,200[	195	0	0	0.138889	0
[200,210[	205	0	0	0.138889	0
[210,220[	215	16	0.222222	0.361111	0.022222
[220,230[	225	7	0.097222	0.458333	0.009722
[230,240[	235	3	0.041667	0.5	0.004167
[240,250[	245	0	0	0.5	0
[250,260[	255	4	0.055556	0.555556	0.005556
[260,270[	265	19	0.263889	0.819444	0.026389
[270,280[	275	12	0.166667	0.986111	0.016667
[280,290]	285	1	0.013889	1	0.001389