估计法

a/m

$c=2$

$c=3$

$c=4$

$c=5$

$c=6$

极差

$a=0.8$

3.29884

3.30073

3.30049

3.30056

3.30035

0.00189

$a=0.95$

3.30056

3.29983

3.30001

3.29954

3.30002

0.00102

${\widehat{\delta }}_B$

$a=1$

3.29855

3.29932

3.30041

3.30043

3.30017

0.00188

$a=1.5$

3.29901

3.30014

3.29972

3.29960

3.29987

0.00113

$a=2$

3.30146

3.30040

3.29928

3.29993

3.29962

0.00218

${\widehat{\delta }}_{EB}$

$m=10$

3.30164

3.29933

3.29999

3.29975

3.29963

0.00231

$m=30$

3.29951

3.29979

3.30072

3.30038

3.30030

0.00121

${\widehat{\delta }}_{HB}$

$m=50$

3.30001

3.30096

3.30002

3.30004

3.29946

0.00150

$m=100$

3.30230

3.30043

3.29887

3.29947

3.30052

0.00343