A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study 375 babies were born, and 300 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.)

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
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A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study 375 babies were born, and 300 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.)
Transcribed Image Text:A clinical trial tests a method designed to increase the probability of conceiving a girl. In the study 375 babies were born, and 300 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.)
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