Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[29.5,29.6[	29.55	1	0.013889	0.013889	0.138889
[29.6,29.7[	29.65	1	0.013889	0.027778	0.138889
[29.7,29.8[	29.75	1	0.013889	0.041667	0.138889
[29.8,29.9[	29.85	6	0.083333	0.125	0.833333
[29.9,30[	29.95	8	0.111111	0.236111	1.111111
[30,30.1[	30.05	5	0.069444	0.305556	0.694444
[30.1,30.2[	30.15	1	0.013889	0.319444	0.138889
[30.2,30.3[	30.25	0	0	0.319444	0
[30.3,30.4[	30.35	4	0.055556	0.375	0.555556
[30.4,30.5[	30.45	0	0	0.375	0
[30.5,30.6[	30.55	5	0.069444	0.444444	0.694444
[30.6,30.7[	30.65	10	0.138889	0.583333	1.388889
[30.7,30.8[	30.75	11	0.152778	0.736111	1.527778
[30.8,30.9[	30.85	9	0.125	0.861111	1.25
[30.9,31[	30.95	1	0.013889	0.875	0.138889
[31,31.1[	31.05	3	0.041667	0.916667	0.416667
[31.1,31.2[	31.15	3	0.041667	0.958333	0.416667
[31.2,31.3[	31.25	1	0.013889	0.972222	0.138889
[31.3,31.4[	31.35	1	0.013889	0.986111	0.138889
[31.4,31.5]	31.45	1	0.013889	1	0.138889