Which of the Following Is a Required Condition for Using

Short Answer

Which of the following is a required condition for using the normal approximation to the binomial distribution in testing the difference between two population proportions? $\begin{array}{|l|l|}\hline A.&n_{1} p_{1}>5 \text { and } n_{2} p_{2}>5 \text {. }\\\hline B.&m_{2}\left(1-p_{2}\right)>5 .\\\hline C.&n_{1} p_{1}>5, n_{1}\left(1-p_{1}\right)>5, m_{2} p_{2}>5 \text { and } n_{2}\left(1-p_{2}\right)>5 \text {. }\\\hline D.&n_{1}\left(1-p_{1}\right)>5 \text { and } n_{2}\left(1-p_{2}\right)>5\\\hline \end{array}$