$n=100$

$\varphi$

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

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

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

$\sigma$

Mean

0.3021

0.2985

0.3013

RMSE

0.0250

0.0246

0.0238