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Recently, 18.3% of visitors to a website hailed from a particular search engine. A random sample of 130 visitors on the websi
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Answer #1

Solution :

Given that ,

p = 0.183

1 - p = 0.817

n = 130

\mu _{\hat{p}} = p = 0.183  

\sigma _{\hat{p}} = \sqrt (p*(1-p))/n =  \sqrt(0.183*0.817)/ 130= 0.0339

Option B is correct.

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