Estimation Results of Bootstrap
statistic	Q1	Estimate	Q3	S.D.	IQR
mean	20.344	20.562	20.784	0.3062	0.43981
median	21	21	21	0.33226	0
midrange	17	17	18	0.67063	1
mode	21	21	22	1.1052	1
mode k.dens	21.206	21.704	21.948	0.52784	0.74135