Assume That You Plan to Use a Significance Level of α

Multiple Choice

Assume that you plan to use a significance level of α = 0.05 to test the claim that p1 = p2. Use the given sample sizes and numbers of successes to find the pooled estimate $\bar { p }$ . Round your answer to the nearest thousandth. $$\begin{array} { l l } n _ { 1 } = 677 & n _ { 2 } = 3377 \\x _ { 1 } = 172 & x _ { 2 } = 654\end{array}$$

A) 0.408
B) 0.163
C) 0.204
D) 0.452