Which of the Following Statements Is Correct When Estimating the Difference

question 16

Short Answer

Which of the following statements is correct when estimating the difference between two population proportions p₁ − p₂? $\begin{array}{|l|l|}\hline A&\text { We must take two independent samples.}\\\hline B&\text {We count the number of successes in each sample. }\\\hline C&\text {The sampling distribution of the difference of sample proportions is approximately }\\&\text { normally distributed for large sample sizes.}\\\hline D&\text { All of these choices are correct.}\\\hline \end{array}$

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