Chapter 7, Problem T7.9SPT

To determine

To find: the meaning of the given information.

Answer to Problem T7.9SPT

In all possible samples of size 219 from this population, the mean of the values of $\overline{x}$ will equal $\mu$

Explanation of Solution

Given:

  $\begin{array}{l}\overline{x}=810\\ n=219\end{array}$

This means mean that the average sample mean for all possible samples of size $n$ is equal to the population mean.

Hence, the correct option is (b)