Estimation Results of Bootstrap
statistic	Q1	Estimate	Q3	S.D.	IQR
mean	20.457	20.642	20.847	0.2897	0.39043
median	21	21	21	0.48598	0
midrange	17.5	17.5	18.5	0.89104	1
mode	20	22	22	1.6013	2
mode k.dens	20.797	21.538	22.169	1.1459	1.3719