The mean of the data set comprising of 16 observations is $16$ . If one of the observation valued 16 is deleted and three new observations, valued 16 is deleted and three new observation valued $3,4$ and $5$ are added to the mean of the resultant data, is :

Question

$\begin{array}{1 1} 14.0 \\ 16.8 \\ 16.0 \\ 15.8 \end{array}$