Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[100,150[	125	23	0.159722	0.159722	0.003194
[150,200[	175	25	0.173611	0.333333	0.003472
[200,250[	225	21	0.145833	0.479167	0.002917
[250,300[	275	13	0.090278	0.569444	0.001806
[300,350[	325	21	0.145833	0.715278	0.002917
[350,400[	375	13	0.090278	0.805556	0.001806
[400,450[	425	13	0.090278	0.895833	0.001806
[450,500[	475	8	0.055556	0.951389	0.001111
[500,550[	525	4	0.027778	0.979167	0.000556
[550,600[	575	1	0.006944	0.986111	0.000139
[600,650]	625	2	0.013889	1	0.000278