Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[360,370[	365	1	0.013889	0.013889	0.001389
[370,380[	375	12	0.166667	0.180556	0.016667
[380,390[	385	12	0.166667	0.347222	0.016667
[390,400[	395	13	0.180556	0.527778	0.018056
[400,410[	405	5	0.069444	0.597222	0.006944
[410,420[	415	7	0.097222	0.694444	0.009722
[420,430[	425	11	0.152778	0.847222	0.015278
[430,440[	435	2	0.027778	0.875	0.002778
[440,450]	445	9	0.125	1	0.0125