Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[310,315[	312.5	12	0.018957	0.018957	0.003791
[315,320[	317.5	67	0.105845	0.124803	0.021169
[320,325[	322.5	62	0.097946	0.222749	0.019589
[325,330[	327.5	55	0.086888	0.309637	0.017378
[330,335[	332.5	46	0.07267	0.382306	0.014534
[335,340[	337.5	38	0.060032	0.442338	0.012006
[340,345[	342.5	40	0.063191	0.505529	0.012638
[345,350[	347.5	38	0.060032	0.565561	0.012006
[350,355[	352.5	41	0.064771	0.630332	0.012954
[355,360[	357.5	46	0.07267	0.703002	0.014534
[360,365[	362.5	33	0.052133	0.755134	0.010427
[365,370[	367.5	33	0.052133	0.807267	0.010427
[370,375[	372.5	32	0.050553	0.85782	0.010111
[375,380[	377.5	25	0.039494	0.897314	0.007899
[380,385[	382.5	33	0.052133	0.949447	0.010427
[385,390[	387.5	26	0.041074	0.990521	0.008215
[390,395]	392.5	6	0.009479	1	0.001896