Mathematics, 25.01.2020 02:31, devinb18
Out of 200 people sampled, 110 had kids. based on this, construct a 95% confidence interval for the true population proportion of people with kids.
Answers: 2
![p' - Z_{\alpha /2} \sqrt[]{\frac{p'(1-p')}{n} } } \leq P\leq p' + Z_{\alpha /2}\sqrt[]{\frac{p'(1-p')}{n} } }](/tpl/images/0469/8884/8a524.png)
![= p' - Z_{\alpha /2} \sqrt[]{\frac{0.55(0.45)}{200} } } \leq P \le p' + Z_{\alpha /2} \sqrt[]{\frac{0.55(0.45)}{200} } }](/tpl/images/0469/8884/27f1f.png)
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Out of 200 people sampled, 110 had kids. based on this, construct a 95% confidence interval for the...
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