Estimation Results of Bootstrap
statistic	Q1	Estimate	Q3	S.D.	IQR
mean	20.394	20.657	20.912	0.36904	0.51768
median	21	21	21	0.69077	0
midrange	17.375	17.5	20	1.5472	2.625
mode	21	22	22	1.385	1
mode k.dens	20.689	21.599	22.132	1.2388	1.4436