Estimation Results of Bootstrap
statistic	Q1	Estimate	Q3	S.D.	IQR
mean	20.48	20.642	20.835	0.28205	0.35494
median	21	21	21	0.45196	0
midrange	17.5	17.5	18.5	0.96196	1
mode	20	22	22	1.4615	2
mode k.dens	20.91	21.538	22.23	1.0335	1.3197