Assume That You Plan to Use a Significance Level Of \alpha

question 53

Multiple Choice

Assume that you plan to use a significance level of $\alpha = 0.05$ to test the claim that $p _ { 1 } = p _ { 2 }$ . Use the given sample sizes and numbers of successes to find the pooled estimate $\bar { p }$ . Round your answer to the nearest thousandth.
$\begin{array} { l l } n _ { 1 } = 100 & n _ { 2 } = 100 \\x _ { 1 } = 42 & x _ { 2 } = 45\end{array}$

• A) \(0.479\)
• B) \(0.435\)
• C) \(0.305\)
• D) \(0.392\)

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