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4. The weight of 3287 newborn babies were measured and found to be normally distributed with = 7.474 lbs and = 1.212 a. Sketch
4. The weight of 3287 newborn babies were measured and found to be normally distributed with = 7.474 lbs and = 1.212 a. Sketch the distribution with the mean and three standards deviations on either side. b. How many babies weigh less than 7 lbs? c. How many babies weigh more than 8 lbs? d. How many are between 7.36 lbs and 8.12 lbs? e. The 90 percentile of the data is represented by what baby weight? f. 46% of all data is greater than what baby weight?
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4 Solution Let n 3287 Given X N 10 where u 7474 0 1212 a ...
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Fundamentals of Engineering Economics
Authors: Chan S. Park
3rd edition
132775425, 132775427, 978-0132775427
