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Statistics 7 Online
OpenStudy (anonymous):

A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study, 334 babies were born, and 175 of them were girls. Use the sample data with 0.01 significance level to test the claim that with this method, the probability of a baby being a girl is greater than 0.5. What is the test statistic? Z =. What is the p value?

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