Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[18,18.5[	18.25	1	0.011905	0.011905	0.02381
[18.5,19[	18.75	0	0	0.011905	0
[19,19.5[	19.25	0	0	0.011905	0
[19.5,20[	19.75	0	0	0.011905	0
[20,20.5[	20.25	4	0.047619	0.059524	0.095238
[20.5,21[	20.75	0	0	0.059524	0
[21,21.5[	21.25	13	0.154762	0.214286	0.309524
[21.5,22[	21.75	0	0	0.214286	0
[22,22.5[	22.25	12	0.142857	0.357143	0.285714
[22.5,23[	22.75	0	0	0.357143	0
[23,23.5[	23.25	12	0.142857	0.5	0.285714
[23.5,24[	23.75	0	0	0.5	0
[24,24.5[	24.25	18	0.214286	0.714286	0.428571
[24.5,25[	24.75	0	0	0.714286	0
[25,25.5[	25.25	12	0.142857	0.857143	0.285714
[25.5,26[	25.75	0	0	0.857143	0
[26,26.5[	26.25	7	0.083333	0.940476	0.166667
[26.5,27[	26.75	0	0	0.940476	0
[27,27.5[	27.25	4	0.047619	0.988095	0.095238
[27.5,28]	27.75	1	0.011905	1	0.02381