The results of a recent poll on the preference of shoppers regarding two products are shown below. $$\begin{array} { l l l }
\text { Product } & \text { Shoppers Surveyed } & \text { Shoppers Favoring } \
& & \text { This Product } \
\text { A } & 800 & 560 \
\text { B } &900 & 612
\end{array}$$
The standard error of $\bar { p } _ { 1 }$ - $\bar { p } _ { 2 }$ is
A) .025.
B) .044.
C) .0225.
D) .68.

Question

The results of a recent poll on the preference of shoppers regarding two products are shown below. $$\begin{array} { l l l } 
\text { Product } & \text { Shoppers Surveyed } & \text { Shoppers Favoring } \
& & \text { This Product } \
\text { A } & 800 & 560 \
\text { B } &900 & 612
\end{array}$$
 The standard error of $\bar { p } _ { 1 }$ - $\bar { p } _ { 2 }$ is
A) .025.
B) .044.
C) .0225.
D) .68.

Quizplus · Accepted Answer

The Answer of The results of a recent poll on the preference of shoppers regarding two products are shown below. $$\begin{array} { l l l } 
\text { Product } & \text { Shoppers Surveyed } & \text { Shoppers Favoring } \
& & \text { This Product } \
\text { A } & 800 & 560 \
\text { B } &900 & 612
\end{array}$$
 The standard error of $\bar { p } _ { 1 }$ - $\bar { p } _ { 2 }$ is
A) .025.
B) .044.
C) .0225.
D) .68.

The Results of a Recent Poll on the Preference of Shoppers