Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[2.3,2.4[	2.35	1	0.013889	0.013889	0.138889
[2.4,2.5[	2.45	12	0.166667	0.180556	1.666667
[2.5,2.6[	2.55	15	0.208333	0.388889	2.083333
[2.6,2.7[	2.65	16	0.222222	0.611111	2.222222
[2.7,2.8[	2.75	14	0.194444	0.805556	1.944444
[2.8,2.9]	2.85	14	0.194444	1	1.944444