Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[260,265[	262.5	4	0.054795	0.054795	0.010959
[265,270[	267.5	19	0.260274	0.315068	0.052055
[270,275[	272.5	25	0.342466	0.657534	0.068493
[275,280[	277.5	4	0.054795	0.712329	0.010959
[280,285[	282.5	5	0.068493	0.780822	0.013699
[285,290[	287.5	9	0.123288	0.90411	0.024658
[290,295[	292.5	3	0.041096	0.945205	0.008219
[295,300[	297.5	0	0	0.945205	0
[300,305[	302.5	0	0	0.945205	0
[305,310[	307.5	2	0.027397	0.972603	0.005479
[310,315[	312.5	1	0.013699	0.986301	0.00274
[315,320[	317.5	0	0	0.986301	0
[320,325]	322.5	1	0.013699	1	0.00274