Estimation Results of Bootstrap
statistic	Q1	Estimate	Q3	S.D.	IQR
mean	20.412	20.642	20.827	0.30443	0.41512
median	21	21	21	0.55365	0
midrange	17.5	17.5	18.5	0.91283	1
mode	20	22	22	1.4045	2
mode k.dens	20.612	21.538	22.323	1.0949	1.7115