$n=100$

$\varphi$

$\varphi ={10}^{-2}S$

$\varphi ={10}^{-3}S$

$\varphi ={10}^{-4}S$

$\sigma$

Mean

0.3048

0.3027

0.2978

RMSE

0.0241

0.0238

0.0219