SOLUTION: A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study 345 babies were​ born, and 276 of them were girls. Use the sample data to

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Question 1182740: A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study 345 babies were​ born, and 276 of them were girls. Use the sample data to construct a 99​% confidence interval estimate of the percentage of girls born. Based on the​ result, does the method appear to be​ effective?
__ < p __(Round to three decimal places as​ needed.)
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
The 99% confidence interval will be

0.744224 < p < 0.855776