An Estimator $\hat { \mu }_y$ Of the Population Value $\mu_y$ Is Consistent If
A)

Multiple Choice

An estimator $\hat { \mu }_y$ of the population value $\mu_y$ is consistent if

A) $\hat { \mu }_y$ $\stackrel { p } { \rightarrow }$ $\mu Y$ _.
B) its mean square error is the smallest possible.
C) Y is normally distributed.
D) $\bar { Y } \stackrel { p } { \longrightarrow } 0$