The relief time provided by a standard dose of a popular children's allergy medicine averages six hours

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The relief time provided by a standard dose of a popular children's allergy medicine averages six hours with a standard deviation of two hours.

a. Determine the percentage of children who experience relief for less than four hours if the relief time follows a normal distribution.

b. Determine the percentage of children who experience relief for less than four hours if the relief time follows a lognormal distribution.

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Business Statistics Communicating With Numbers

ISBN: 9780078020551

2nd Edition

Authors: Sanjiv Jaggia, Alison Kelly

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Question Posted: Dec 20, 2016 09:12 AM

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The relief time provided by a standard dose of a popular children's allergy medicine averages six hours

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Let X represent the relief time a P X 4 P Z ...View the full answer

Business Statistics Communicating With Numbers

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