Suppose the weights of 3-month-old babies are normally distributed-baby boys with a mean of 14.2 pounds...
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Suppose the weights of 3-month-old babies are normally distributed-baby boys with a mean of 14.2 pounds and a standard deviation of 1.9, and baby girls with a mean of 12.8 pounds and a standard deviation of 1.9. What proportion of 3-month-old baby girls will weigh between 12 and 13 pounds? (Round your answer to four decimal places.) A USE SALT You may need to use the appropriate appendix table to answer this question. Suppose the weights of 3-month-old babies are normally distributed-baby boys with a mean of 14.2 pounds and a standard deviation of 1.9, and baby girls with a mean of 12.8 pounds and a standard deviation of 1.9. What proportion of 3-month-old baby girls will weigh between 12 and 13 pounds? (Round your answer to four decimal places.) A USE SALT You may need to use the appropriate appendix table to answer this question.
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Statistics Principles and Methods
ISBN: 978-0470904114
7th edition
Authors: Richard A. Johnson, Gouri K. Bhattacharyya
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